yuiseki/onomatopoeia-ja huggingface dataset:
ヒュルルル。。。
English: glooooooomy; woosh woosh woosh
Notes: Usually a SFX to express haunted houses, the quaint, gloomy, mysterious, scariness; Or something being thrown at you and it is closing in fast.
ピッ
English: pi; beep peep; drip
Notes: Sound of someone starting/stopping an electronic device, i.e. mobile/TV; Any other short high-pitched sound; See also *po*, *pochan*, and *pota*.
ピーッ
English: piiiii; beeeep beep
Notes: Like a whistle sound; High-pitched computer error sound.
ピーンッ
English: flash suddenly revelation realizes shock
Notes: SFX for suddenly recalling something, like a flashback or revelation.
ピーポー
English: wee-woo- wee woo
Notes: The sound of sirens, like from an ambulance of fire engine truck.
ピーラ　ピーララ
English: ring ring
Notes: SFX for cell phone ringing.
ピチャン
English: plop splash
Notes: SFX for a very light splash.
ピィ
English: shing ping
Notes: SFX for suddenly sensing something, a sudden awareness.
ピッカー
English: shiny shine glowing glow
Notes: Something glittering and splendid, to create a "ta-da!" effect.
ピコピコ
English: ping ping pow pow
Notes: SFX for computer sounds; games, sound of someone controlling joystick.
ピクッ
English: twitch flinch surprise; click
Notes: SFX for being caught by surprise and going on a sudden defensive, like flinching; Slight clicking noise, specifically a gun clicking when it's out of bullets.
ピンポーン
English: ding dong ding do-ng
Notes: Sound of door bell, or "correct answer" on a quiz show.
ピピ
English: beep beep
Notes: SFX for the beeping of something mechanical, like an alarm clock or phone or game.
ピラッ
English: flips open; flap
Notes: SFX for opening a flap, or cloth-like material (like the flap of a purse); The rustling of paper-like material.
ピリーン
English: zap
Notes: Mental SFX, i.e. exploding after your ideals/dreams have been ruined.
ピリット
English: spicy hot
Notes: SFX describing spicy flavor of a food.
ピルリラピルリラ
English: ring ring
Notes: SFX for cell phone ringing (funky ringtone).
ピルルル
English: ring ring
Notes: SFX for ringing of a phone, nowadays it's cell phones.
ピシャァ
English: crack shock
Notes: SFX for emotional, dramatic effect, like when one is shocked to the core.
ピョコンコ
English: boing flounce
Notes: When something's bouncing or bouncy - even hair. See also *pyonko*.
ピョンコ
English: boing flounce
Notes: When something's bouncing or bouncy - even hair. See also *pyokonko*.
ピュッ
English: zip
Notes: SFX for spinning motion, like ninja's throwing stars in motion.
ピューッ
English: whizz; bwoom whoosh dash
Notes: Sound of fast-flying missile (i.e. arrow); SFX for sudden burst of speed, or the sound of someone making a quick escape.
ピュー
English: cold wind cold; dash
Notes: SFX for "cold" in terms of atmosphere and emotion. Ex: When used to express helpless exasperation, shock, or disbelief; SFX for a sudden burst of speed, like running away from something
ピュン
English: bam pow whiz by
Notes: The high, whining sound of a bullet whizzing by.
ブ
English: ptooey; pinch pluck
Notes: SFX for spitting something out.; See also *pu*.
ブッ
English: ptooey blegh spits out; yank pull
Notes: Spitting something nasty out. See also *bu* (ブ).
ブッブッ
English: drip drip drop drip
Notes: Larger than *pi*, drops of liquid/water falling.
ブー
English: oink
Notes: SFX for the oinking of a pig or warthog.
ブブーッ
English: wrong false incorrect miss boo
Notes: SFX that imitates the "buzzer" sound, like in a game show when someone gets the answer wrong. This SFX is used very commonly in a teasing manner.
ブブブ
English: vibrate brr brr vrrhh vrrhh
Notes: Ex: Vibration of a cell phone.
ブチャリッ
English: snap break crack pop
Notes: SFX for breaking something cleanly and easily in two (almost with exaggerated ease).
ブチュー
English: smooch
Notes: SFX for a kiss, like an unwanted kiss.
ブフーっ
English: snort
Notes: SFX for the snorting, sniffing sound made by an animal or creature.
ブンッ
English: swoosh whoosh; shake
Notes: SFX for swish of air when someone rears their arm back for a punch; SFX for shaking something with great force
ブンチャチャチャ
English: music
Notes: *bun* is a slow beat, and *cha cha* is quick beats. See also *runtata*.
ブオ
English: blow; whoosh fsshh
Notes: SFX for hairdryer blowing; SFX for a light wind.
ブオー
English: whoosh fsshh; roar whoosh
Notes: SFX for a light wind blowing by; SFX for an intense blast of power or motion
ブラーン
English: hang cling dangle
Notes: SFX of something hanging, like *Pura pura*
ブロロ
English: vroom vrrooom
Notes: SFX for a mechanical sound, like that of an engine being revved up.
ブルッ
English: shudder shiver; shake
Notes: Head being shaken violently in the negative.
ブシュッ
English: splat squish; shaa slash
Notes: SFX for something being squashed, with a slimy or rubbery-bouncy texture; SFX for a sudden burst or splatter of liquid, like blood after getting cut violently
ブシュウ
English: slash shaa
Notes: SFX for a sudden burst or splattering sound, like after getting slashed or cut violently. Much stronger than *bushu* or「ぶしゅっ」.
ブウッ
English: ahem
Notes: SFX for a cough, clearing throat (usually to catch someone's attention).
ブウ
English: fart; buzz bzz bzzt
Notes: SFX for passing gas; SFX for a vibrating sound, like a bee in flight
ブぅン
English: vrrm rumble
Notes: SFX for the rumbling of an engine, like that of a car.
ブワッ
English: whoosh; bursts into tears sudden tears
Notes: SFX used mainly for the shock factor, adding drama to a sudden fit of crying. Can be emotional, in despair, or in disbelief or shock.
ブワハハ
English: evil laugh bwahaha
Notes: Same as bwahaha, gahaha, gwahaha.
ファンファン
English: re---whoo- re whoo--
Notes: Sound of sirens.
フォッフォッ
English: oh ho ho oh ho ho ho bwahaha gahaha
Notes: SFX for loud laughter, or the laughter of an elderly person.
フッフッフッ
English: kekeke hehehe
Notes: An evil snicker, usually the person has some hidden plot in mind. See also *ku ku ku* and *pu pu pu*.
フーエ
English: cry wail
Notes: See also *e* and *mii*.
フーン
English: whistling; humph hmph heehh
Notes: Whistling to a tune.
フーサ
English: fwshh fwwshh
Notes: Like the soft rustling of hair movement. See also *fusa*.
フア。。
English: yawn; ahnn...
Notes: Cry of passion.
フっかツ
English: rejuvenated come-back revived restored lively again
Notes: To come back to life, to be lively and empowered with energy again. Comes from the word 「ふっかつ」or「復活」, which means "revival" or "come-back."
フム。。。
English: hmm... hmm
Notes: SFX for a contemplative grunting sound.
フンッ
English: hmph humph
Notes: SFX for a grunt of dismissal or in an offensive manner.
フニフニ
English: rub rub
Notes: See also *funi*.
フンヌー
English: urgh urrgh gaahh argh
Notes: A grunt of frustration or distress.
フニャー
English: weak; limp soft flabby
Notes: Sad-looking, pathetic; Lacking luster or strength, not crisp or strong.
フルフル
English: shivering trembling; shake
Notes: Either from emotional buildup or from the cold; To shake one's head.
フシュー
English: fshhhh
Notes: SFX for when something cools down, usually machines but can be people like Kaidoh in PoT, as *Shu-*
フト
English: suddenly all of a sudden
Notes: Can also be used in a "sudden realization" context, or sudden dawning or moment of enlightenment. Can also be used when remembering something and making a comparison. In this case it can be *realize*.
フウ
English: pant haa ha; sigh; blow breath
Notes: SFX for blowing a breath of air, lightly.
フワハハ
English: evil laugh
Notes: Same as bwahaha, gahaha, gwahaha.
プ
English: pinch pluck; boop beep
Notes: See also *bu*; SFX for a beeping sound, like the button of a phone when pressed.
プーップーップーッ
English: beep beep beep
Notes: Like when someone hangs up on you.
プアッ
English: gasp fwaa
Notes: SFX for a gasp of breath.
プチッ
English: pop; snap
Notes: Something small busting, ex. bubble wrap; When someone loses their temper.
プハ
English: gasp haahh
Notes: SFX for catching one's breath after holding it for a long time.
プハー
English: phew sigh relief
Notes: A gasp of relief, satisfaction.
プクー
English: blow up
Notes: The process of putting air into a balloon, to put air into your cheeks (like *Pu~*).
プンタタ
English: music
Notes: Slow beat; *tata* is for quick beats; see also *bunchacha*.
プリンプリン
English: wobble wobble
Notes: Often used with breasts and caramel custard. Used in this sense by *wuorugore* in Konjiki no Gashbell in his theme song "chichi o moge."
プリリリン
English: booiiing boyo-iiinng
Notes: SFX for something bouncy and/or wiggling. See also *purin*.
プルプル
English: shake shake quiver; shake shake no
Notes: SFX for trembling from fear, embarrassment, anger, or some other emotion; SFX for shaking one's head from side to side, like nodding "no"
プルルップルルッ
English: prrrrrrr
Notes: SFX for train calls, phones ringing.
プシュー
English: pssshhhhh
Notes: Sound of air leaking.
プウット
English: snort honk toot
Notes: From a horn or any bodily orifice.
プヨプヨ
English: soft jelly-ish
Notes: SFX for something soft like jelly.
ベーダ
English: nya nya!
Notes: What you say when you stick out your tongue and pull down your eyelid at someone.
ベベ
English: putt putt
Notes: SFX for a mechanical sound, such as the sputtering sound of a scooter motor.
ベチャ
English: slurp
Notes: Like sound of licking ice cream sloppily. See also *becha becha*.
ベチ
English: sticky
Notes: Dropping something sticky, see *beto beto*.
ベチョー
English: soaked sticky soaked and sticky; liick slurp lap
Notes: Combination of the two; Licking something wet or sticky. See also *pecho*.
ベエ
English: baa
Notes: SFX for the sound of a sheep.
ベシッ
English: whack karate-chop!
Notes: SFX for hitting someone or something with a karate-chop move.
ベソ
English: sob whine sniff
Notes: SFX for crying.
ベソベソ
English: sob sob whine whine
Notes: SFX for crying.
ベトーッ
English: streetch
Notes: SFX for something elastic, like gum stretching.
ベツベツ
English: separate
Notes: SFX for separation. Derived from the word "separate" or 「別」as in "different things" or "separate things" 「別の物です」.
ヘヘ
English: hehe hee hee laugh
Notes: Light laughter.
ペチョ
English: wet slurp shlurp
Notes: See also *pecho pecho* and *becho*.
ペチョペチョ
English: wet slurp slurp shlurp shlurp
Notes: See also *pecho* and *becho*.
ペカーッ
English: shing shine
Notes: Moment of determination or intuition in a sarcastically or over-done way.
ペコンッ
English: deep bow
Notes: SFX for a very formal, proper, and deeply respectful Japanese bow (used to show a deep level of thankfulness, apology, or other dramatic and respectful feeling).
ペリッ
English: peel tear strip rip off skin
Notes: SFX for tearing something off of another surface. Ex: 「ペリッとはがす」which is similar to saying "to tear something off with a good rip."
ペロォン
English: rolls forward rolling rolls up rolls down
Notes: SFX for a rolling motion. Can be in a progressive, directional motion, such as "rolling over to the other side of the room."
ペシ
English: slap
Notes: SFX for a loud smacking sound, like slapping someone on the cheek. See also *pashi*.
ペタンコ
English: smooth flat; flop
Notes: To flop down on the floor.
ペタント
English: smooth flat; flop
Notes: To flop down on the floor.
ボー
English: flame fire whoosh; sluggish exhausted groggy; spaced out daydreaming
Notes: SFX for a firey effect, like the "whoosh" of a gas range turned on, or the roar of a fire going out of control; see also *goo*, *guoo*, and *po*; See also *doyon*.
ボーゼン
English: dumbfounded confused confuzzled; gape mouth open duhhh
ボチャ
English: splat splatter; splash
Notes: Something falling into a lake.
ボチボチ
English: steadily
Notes: Something happening steadily, as in water dripping.
ボフっ
English: poof
Notes: SFX for landing in pillows or blankets.
ボフン
English: fwump fall
Notes: Like someone falling onto something soft (like a sofa or bed).
ボヒュッ
English: whff whoosh foom
Notes: SFX for a super fast move, like a punch, but missing its target.
ボカーン
English: impact guuhhh shock
Notes: Figurative "impact" - i.e. impact of words or actions. Done in a shocking or mortifying way. See also *bokan*.
ボカン
English: sudden impact; bop pow bonk thump; impact guuhhh shock
Notes: Figurative "impact" - i.e. impact of words or actions. Done in a shocking or mortifying way. See also *boka-n*.
ボケット
English: gazing vacantly
Notes: Derived from "to be daydreaming" or 「ぼけとする」.
ボキッ
English: snap whack; cracking
Notes: See also *baki*.
ボリバリ
English: munch crunch munch munch crunch crunch
Notes: SFX for eating something, chewing on something crunchy. See also *bori* (ボリ), and *bari* (バリ).
ボロ
English: in disrepair beyond disrepair damaged worn-out tattered shambles; crushed destroyed; cry drip
Notes: SFX for tears falling.
ボショ
English: sad
Notes: SFX for a somber, disappointed, or upset mood.
ボッサッバッサッ
English: flip flip fwp fwp toss toss
Notes: SFX for a smooth, skillful, repetitive motion. Ex: When a professional chef flips pancakes in the pan, or some other type of food.
ボウ
English: bwoom alights whoosh; whoosh
Notes: SFX for something catching fire; SFX for something moving very quickly through the air
ボウット
English: faintly vaguely dreamily dazed
Notes: Usually when someone isn't paying attention. Often used in Japanese expression: 「何をぼうっとしているんだ？」or "what're you daydreaming about?"
ボヨーン
English: bounce
Notes: SFX for springy action, can also be used instead of *purin*
ボヨヨーン
English: bounce
Notes: SFX for double-springy action, can also be used instead of *purin*
ホギャァホギャァ
English: waa waa
Notes: Crying baby SFX.
ホイサット
English: up we get off we go
Notes: A little saying like よいしょ、よっこらせ which is said when doing physical tasks that are finished easily.
ホジホジ
English: fiddle fiddle
Notes: When you dig into something, mostly used when people dig their nose.
ホケ
English: okay ok
Notes: More of a Japanese-ified version of the english "OK", spoken with a somewhat dejected, defeated, or agreeing sigh.
ホコホコ
English: mrrhmff mff mff munch crunch munch munch
Notes: Speaking with mouth full, trying to talk around a mouthful of food.
ホテ
English: dazed
Notes: Like after you've been in the bath or sauna for too long; feeling all and a little too warm.
ホワン
English: soft soft and warm
Notes: SFX for a warm and soft object. It could be thought of as mixing ほかほか (hokahoka, warm) and ふわふわ (fuwafuwa, soft).
ポーン
English: pow
Notes: SFX for tennis ball hitting the strings.
ポアッ
English: fwoosh complete
Notes: SFX for the end of a transformation.
ポキ
English: crack snap
Notes: SFX for an electric shock, or the snapping sound of breaking a piece of something apart.
ポクポク
English: tap tap; dong dong; poke poke; step step
Notes: SFX for walking up to something slowly or cautiously
ポクポクチーン
English: turns to stone ser---ved passes out
Notes: SFX for the consequence of the brunt of a joke, banter, or comeback. Can be used when character turns to stone or passes out from the comeback.
ポォーッ
English: choo hoot
Notes: SFX for the whistling of a machine, such as a train whistle blowing.
ポポポ
English: pow pow pow bang bang bang
Notes: Like a series of gunshots.
ポリ
English: munch crunch
Notes: Eating biscuit-type foods, slightly crunchy but doesn't take effort to chew. Note: can also be classified as *poli* instead of *pori*.
ポロンポロン
English: strum strum twang twang
Notes: SFX for a musical sound from string-like material, such as the twanging of a guitar.
ポタンポタン
English: drip drip
Notes: SFX for a slow dripping sound.
ポテ
English: chubby flop; lean
Notes: SFX for leaning against someone, i.e. resting forehead against someone's shoulder.
ポテン
English: lands step tap; scuff
Notes: SFX for stepping lightly on the ground with one's shoe; SFX for brushing the ground lightly with one's shoe
ポトス
English: hurl throw launch
Notes: SFX for throwing or tossing something in a very direct manner.
マンジリ
English: didn't sleep a wink no rest at all not a wink
ミッ
English: cry sob wail
Notes: SFX for a sob of pain, groaning, or a high-pitched grunt of complaint.
ミイー
English: meow
Notes: SFX for the meowing of a cat.
ミンミンミン
English: krrt krrt krrt
Notes: Sounds of a cicada.
ムー
English: doooh grrr; hmph; mrrr
Notes: When you blow up your cheeks and whine like a child, like *Pu~*; A grunt of anger Note: May consider it from the verb for "to be angry" or 「むかつく」
ムフ
English: tee-hee tee hee hehe chuckle laugh
Notes: SFX for light, quiet laughter, as if over an inside joke or a devious plan in the works.
ムフームフー
English: wheeze wheeze gasp wheeze breathing hard
Notes: SFX for breathing painfully or stressfully.
ムフーン
English: sigh haahh
Notes: SFX for a big breath, big exhale.
ムヒャ
English: munch nom om nom
Notes: SFX for vigorous, voracious eating; sound of stuffing one's mouth full of food and trying to eat a lot at once.
ムヒャムヒャ
English: munch munch nom nom om nom
Notes: SFX for vigorous, voracious eating; sound of stuffing one's mouth full of food and trying to eat a lot at once.
ムカ
English: pissed off cranky problem?! grrr grumble
Notes: SFX for when someone gets mad/annoyed. Derives from the intransitive verb "to feel irritated or annoyed with something" or 「むかつく」.
ムキムキ
English: muscly buff; suitable
Notes: SFX for an extremely fit body; SFX for satisfaction
ムキーッ
English: grr rawr pissed
Notes: SFX for a growling noise or sound of disappointment, made when one is angry.
ムキイイ
English: ahhhh!
Notes: SFX for screaming and complaining.
ムッカ
English: pissed off cranky problem?!
Notes: SFX for when someone gets mad/annoyed.
ムムム
English: what's this what's this?; hmmm; grrr
Notes: Like when you realize something; SFX for when you are dwelling on something; When you're pissed off.
ムラ
English: turned on interested; irresistibly suddenly
Notes: SFX for sexual attraction; SFX for an impulse emotion, a sudden desire to want to do something
ムシャ
English: chomp
Notes: Like taking a bit bite off of a drumstick.
ムシッ
English: rip tear tear apart
Notes: Like tearing apart something paper-like.
ムッスリ
English: urgh grr
Notes: SFX for a grunt or growling sound of frustration or anger.
メエメエ
English: baa baa meeh meeh
Notes: SFX for a sheep call.
メエーメエー
English: baa baa meeh meeh
Notes: SFX for a sheep or goat call.
メキ
English: rip crack
Notes: When something tears/breaks, usually due to overgrowth, like a tree.
メリ
English: rip rip
Notes: When something tears/breaks, usually due to overgrowth like *Meki* but also has a "ripping" notion with it.
モコモコ
English: soft and fluffy fluffy fluffy
Notes: SFX for soft, light texture, like for a stuffed animal or fluffy clothes.
モムモム
English: mrrmm mrrhmm munch munch mmmhhrmm
Notes: SFX for having a mouthful of food; a mumbled version of *mogu mogu* (モグモグ).
モオー
English: moo
Notes: SFX for the call of a cow.
モシャ
English: munch
Notes: SFX for eating something crunchy.
モゾゴゾ
English: slink slink creeps over
Notes: Semi-reluctant movement; like a kid being forced to return to their room.
ヤァ
English: kyaa blush nooo!
Notes: SFX for embarrassment, or embarrassed denial or refusal.
ユラ
English: wobble shaky unsteady
Notes: As if to stand up on shaky legs.
ユラァ
English: wobble shaky unsteady; drift fwish fwoosh whoosh
Notes: As if to stand up on shaky legs; SFX for the movement of air
ヨッ
English: grunt umph here we go
Notes: SFX for a grunt of effort, in a positive manner. See also *yoisho*.
ヨイヨイ
English: stiff lost reflexes no strength weak
Notes: To lose one's reflexes or strength.
ヨジ
English: crawl
Notes: The sound a cockroach makes when crawling up your back. May be related to *jiri jiri*, which is "inching."
ヨジヨジ
English: climb climb; shuffle shuffle
Notes: Moving impatiently.
ヨッコラセ
English: grunt
Notes: Same as *Yoisho*
あーっ
English: strong version of あっ
Notes: applies to manga sound effects
あーん
English: crying; opening (the mouth) wide; crying with the mouth open
説明: 子供などが声を張り上げて泣く声。甘えがある。; 口を大きく開ける様子。歯の治療時などに医者に言われる。; 口が開いた状態で、感情とともに思わず出る声。
Notes: applies to onomatopoeia; applies to emotions; applies to manga sound effects
あぎあぎ
English: bite; gnaw
Notes: applies to manga sound effects
あくせく
English: toil; drudge; restlessly
Notes: applies to work attitude
あたふた
English: hurriedly; flustered; panicky
説明: ひどくあわてるさま。; 平静さを失った行動をするさま。; あわてふためくさま。
Notes: applies to action; applies to mental state
あちゃ
English: uh-oh; ah; crap
Notes: applies to manga sound effects
あっ
English: in the blink of an eye; exclamation of surprise; relief; amazement; anything really
Notes: applies to temporal aspect; applies to manga sound effects
あっけらかん
English: calmth; indifference
説明: 思いがけない事態に、あきれはてたりして、放心状態にあるさま。; 当然あるはずの恥じらいや反省といった感情がなく、平然としているさま。; だだっ広くあいているさま。; 空虚な印象を与えるさま。何事もないようなさま。
Notes: applies to mental actions
あっさり
English: without second thought; simple and plain; light; simple; plain; light yet delicate
説明: しつこくなく思い切りのよいさま。; 意外に手数のかからないさま。簡単に。手軽に。; 味・色・形などが淡白であったり簡素であったりすること。; 人やものごとの状態・性質・性格が、淡白であるさま。
Notes: applies to to appear to be; applies to performing an action; applies to flavour
あっちゃ
English: ah; crap
Notes: applies to manga sound effects
あっちゃー
English: ah; crap
Notes: applies to manga sound effects
あっぷあっぷ
English: to struggle to stay afloat; gasping for air
説明: 「UP! UP!」　上がる、上げる。; 困難に苦しむ様子。; 水におぼれて苦しむ様子。
Notes: applies to work pressure; applies to performing an action; applies to onomatopoeia; applies to money issues
あっはーん
English: a single; seductive; moan
Notes: applies to manga sound effects
あらよっ
English: said when performing a very easy task that requires a single the sound made by someone who is exerting physical effort
Notes: applies to manga sound effects
ありあり
English: to clearly see in one's mind's eye
Notes: applies to mental actions
あんぐり
English: dumbfounded with the mouth wide open; gazing open-mouthed; stunned
説明: 大きく口をあけて、ものを食べる様子。; 驚いたり、あきれたり、放心して、思わず口をあけたままにする様子。
Notes: applies to facial expression; applies to mental state
いえい
English: yes!; yay!; alright!
Notes: applies to manga sound effects
いえーい
English: yes!; yay!; alright!
Notes: applies to manga sound effects
いざこざ
English: confused; in a state of turmoil
Notes: applies to resultant state
いじいじ
English: down; introvert; timid; paranoid
説明: 態度や行動があいまいで、ひっこみ気味でいるさま。; 思い切りの悪いさま。; 劣等感などで態度や行動が消極的である様子。
Notes: applies to eye expressions; applies to mood; applies to personal traits
いそいそ
English: moving happily; lighthearted; eager; cheerful
説明: 心がはやり、勇むさま。; うれしさに心を弾ませているさま。; 気分が前向きになり明るく積極的に行動する様子。
Notes: applies to mood; applies to manga sound effects
いちゃいちゃ
English: displaying public affection; flirting; publically showing affection
説明: 男女があれこれ言い争ったりするさま。; 男女がお互いに好意をもって戯れるさま。
Notes: applies to personal attitude; applies to manga sound effects
いちゃくらいちゃくら
English: displaying public affection
Notes: applies to manga sound effects
いらいら
English: irksome feeling (such as something stuck in the throat); fuming (with anger); an irritating; edgy; irritated; fret
説明: 皮膚や粘膜に、小さく繰り返しつつかれるような刺激や、しみるような刺激を感じるさま。; 思うようにならなくて、感情が高ぶってくるさま。; あせって心に余裕のないさま。
Notes: applies to mood; applies to feelings; applies to manga sound effects
うかうか
English: daydreaming; be off guard; dreaming 
説明: 明確な目的や計画がないさま。; 注意が不足しているさま。; しっかりした心構えや目的を持たず、ぼんやり時を過ごすさま。
Notes: applies to mental state; applies to manga sound effects
うきうき
English: happy as a lark; expectantly; waiting cheerfully
説明: 快活・軽快なさま。; 晴れやかなさま。; 心のはずむさま。
Notes: applies to mood
うじうじ
English: waveringly; hesitating; indecisive
説明: 勇気がなかったり。具合のわるいことがあったりして、しなければならないと知りつつためらっているさま。; 絶えず小さく動いて落ち着きのないさま。; 小さい虫のはいまわるさま。
Notes: applies to mood; applies to personal traits
うじゃうじゃ
English: swarming
説明: たくさん集まってこまかく動き続けるさま。; 小虫などがたくさんうごめいているさま。; いつまでも、しまりなく長引くさま。
Notes: applies to performing an action
うずうず
English: a burning desire to do something
説明: 小さい声で不平を言う様子。; 落ち着いていられない気持ちになるさま。; 虫などが気味わるくこまかく動き続けるさま。; はれものなどの痛みを、にぶく感じ続けるさま。; 何かをしたくてたまらないさま。
Notes: applies to emotions
うっ
English: growl; holding one's breath in; ugh; short groan; expression of repulsion
Notes: applies to onomatopoeia; applies to performing an action; applies to manga sound effects
うっかり
English: inadvertently; daydreaming; carelessly
説明: 放心しているさま。; 気が抜けているさま。; あまり深く考えずに、ものごとを行うさま。; 心をひかれて他に注意の向かないさま。; 美しいもの、快いものなどに心をひかれているさま。
Notes: applies to action; applies to mental state; applies to manga sound effects
うっすら
English: thinly; faintly
説明: 濃さ・明瞭度・厚さなどの程度がわずかであるさま。; ものごとの度合いのかすかなさま。
Notes: applies to mental actions; applies to resultant state
うっすり
English: faintly; thinly
Notes: applies to resultant state
うっとり
English: in extacy; rapt stare; rapt with beauty; in rapture; captivated; enthralled
説明: 意識を失うさま。; 美しいもの、好ましいものなどによる快感に身をゆだねているさま。
Notes: applies to eye expressions; applies to mental state; applies to manga sound effects
うつらうつら
English: dazed; drowsy; half asleep
説明: よく見えたり見えなかったりし続けるさま。; 眠け、病気などで意識がうすれたりもどったりし続けるさま。; よく目に見えるさま。; ゆるやかにゆれ動くさま。
Notes: applies to body function