grumpity
Nonce variation of the word grump, usually used as an intensifier.

gtg
Initialism of good to go.
Initialism of got to go (as a form of farewell).

gtgs
plural of gtg

gwan
Pronunciation spelling of going on.
Pronunciation spelling of go on.
Pronunciation spelling of going.

gwans
plural of gwan

gyat
Alternative spelling of gyatt.

gyats
plural of gyat

gyatt
Pronunciation spelling of God, in interjectional phrases such as God damn, oh my God, etc., representing African-American Vernacular English.

gyatts
plural of gyatt

gz
congratulations

hace
A command to turn to face in a particular direction.

hadaway
Begone, be off, go away.

hah
Alternative form of ha.
Alternative form of huh.

hahaha
haha (an onomatopoeic representation of laughter).

hahs
plural of hah

haibo
an expression of surprise or shock: wow, no way

haiya
An exclamation of exasperation, said especially when a bad event occurs.

haiz
A sigh.

hallelu
Synonym of hallelujah.

halleluia
Alternative spelling of hallelujah.

halleluiah
Alternative spelling of hallelujah.

halleluiahs
plural of halleluiah

halleluias
plural of halleluia

halleluja
Alternative spelling of hallelujah.

hallelujah
An exclamation used in songs of praise or thanksgiving to God.
A general expression of gratitude or adoration.

hallelujas
plural of halleluja

hallelus
plural of hallelu

halloo
Used to greet someone, or to catch their attention.
Used in hunting to urge on the pursuers.

haloo
Dated form of halloo.

harch
A command to move forwards, issued by the drum major of a marching band.

haro
An exclamation of distress; alas.
A call for help, a demand for protection against harm, or for assistance to arrest an adversary.

hauocke
Obsolete spelling of havoc.

hauyne
Alternative spelling of haüyne.

hauynes
plural of hauyne

havoc
Widespread devastation and destruction.
Mayhem.

havock
Obsolete spelling of havoc.

havok
Alternative form of havoc.

haway
Alternative spelling of howay.

hayday
Misspelling of heyday.

headdesk
Used to express frustration or irritated disbelief, from the tendency of annoyed or irritated people to want to repeatedly bang their heads against their desk.

heartlings
An exclamation used in addressing a familiar acquaintance.

heaux
plural of ho (“a whore; a sexually promiscuous woman”)

heaveno
Hello!

heccin
Alternative form of heckin'.

heccing
Alternative form of heck.

heckers
Hell.

heeelp
Elongated form of help.

heeey
Elongated form of hey.

heehaw
Alternative spelling of hee-haw.

heh
The fifth letter of many Semitic alphabets (Phoenician, Aramaic, Hebrew, Syriac, Arabic and others).

hehe
An approximation to the sound of a mischievous giggle.

hehs
plural of heh

heighday
Alternative form of heyday.

heighdays
plural of heighday

heigho
Dated form of hey ho.

heita
Greeting, hello; hi

helas
Obsolete form of alas.

hello
A greeting (salutation) said when meeting someone or acknowledging someone’s arrival or presence.
A greeting used when answering the telephone.
A call for response if it is not clear if anyone is present or listening, or if a telephone conversation may have been disconnected.
Used sarcastically to imply that the person addressed has done something the speaker considers to be foolish, or missed something that should have been obvious.
An expression of puzzlement or discovery.

helloji
A respectful greeting

henlo
DoggoLingo form of hello

herro
Pronunciation spelling of hello.

heureka
Alternative form of eureka.

hevva
Cry raised when a shoal of pilchards is sighted, signalling for fisherman to man their boats.

hewwo
Pronunciation spelling of hello.

heyday
A period of success, popularity, or power; prime.
An exultation of the spirits; gaiety; frolic.

heydays
plural of heyday

heydey
Alternative form of heyday.

heydeys
plural of heydey

heylow
hello

heyo
hey; hallo; a casual greeting
hey; hello; a casual greeting.

hhh
A sigh; indicates distress, discomfort, boredom or confusion.
Indicates laughter; haha, LOL, LMAO.

hhhh
Elongated form of hhh.

hic
An approximation to the sound of a hiccup, used e.g. to indicate drunkenness.

hihi
Alternative form of hehe.

hihis
plural of hihi

hillo
Obsolete form of hello.

hilloa
Obsolete spelling of hello.

hist
An utterance used to discreetly attract someone's attention.
An injunction to be silent and/or to pay attention to what is being said or can be heard.

hiyah
Alternative form of hi-yah (“combat sound”).
Alternative form of hiya (“greeting”).

hiyo
Drawing attention to a preceding joke or pun.

hlep
Misspelling of help.

hmm
Indicates thinking or pondering.
Indicates surprise or cluelessness; especially a response by a person who is questioned or addressed when not expecting it.
A demand for an answer to a question.

hmmf
Alternative spelling of hmph.

hmmm
Elongated form of hmm.

hmmph
Alternative form of hmph.

hngh
Alternative form of hnnng (moan indicating sexual arousal and/or (sexual) frustration).

hnn
Indicating thinking or pondering.

hnng
Alternative form of hnnng (moan indicating sexual arousal and/or (sexual) frustration).

hnnggg
Expressing struggle.

hnnng
A moan indicating sexual arousal and/or (sexual) frustration.

ho
Used to attract attention to something sighted, usually by lookouts.
halloo; hey; a call to excite attention, or to give notice of approach.
Said accompanying a vigorous attack.

hoa
ho; hey; a call for attention

hobbleshaws
plural of hobbleshaw

hoi
Alternative form of hoy, hey! a call to gain someone's attention.

hoicks
third-person singular simple present indicative of hoick

hola
Hello, hi, hey.

holla
Alternative form of hollo.

hollo
Hey, hello
hello (expressing puzzlement or discovery)

holloa
Alternative form of hollo.

holloo
Alternative form of halloo.

homina
Alternative form of hummina.

hooah
The official yell of the US Army.

hooee
Alternative form of hoowee.

hooponopono
Alternative form of ho'oponopono

hoorah
Alternative form of hurrah.

hooraw
Used to express joy, excitement, amusement, or approval; hooray.

hooray
Used to express approval, joy or victory.

hooroo
Hooray.
Goodbye.

hooshta
A call made to a camel to direct it to stand, sit, go, etc.

hooshtah
Alternative spelling of hooshta.

hootie
Only used in hootie hoo

hoowee
A shout of delight or surprise.
Expressing relief.

hooyah
Official battle yell of the US Navy.

hoppity
Nonce variation of the word hop, usually used to indicate a series of small hopping actions.

horsefeathers
Indicates disbelief.

horseshit
Synonym of bullshit (figurative senses).
Synonym of bullshit (figurative senses).
Synonym of bullshit (figurative senses).
Horse feces / manure.

horseshite
Alternative form of horseshit.

hos
plural of ho

hosana
Alternative spelling of hosanna.

hosanas
plural of hosana

hosanna
A cry of praise or adoration to God in liturgical use among the Jews, and said to have been shouted in recognition of the Messiahship of Jesus on his entry into Jerusalem; hence since used in the Christian Church.

hosannah
Alternative spelling of hosanna.

hoshanna
Alternative spelling of hosanna.

hoshannas
plural of hoshanna

hoshiana
Alternative spelling of hosanna.

hoshianas
plural of hoshiana

howay
A general cry of encouragement.

howaya
A greeting.

howdee
Pronunciation spelling of howdy.

howgh
Alternative form of how (“Native American greeting”).

howzat
The cry used by members of the fielding team to make an appeal to the umpire.

howzats
plural of howzat

howzit
Hello; what's up?

hoy
A small coaster vessel, usually sloop-rigged, used in conveying passengers and goods, or as a tender to larger vessels in port.

hrm
Expresses a moment of particular curiosity or thoughtfulness.

hrmm
Alternative form of hrm.

hrmph
Expressing hesitation.
Expressing mild annoyance.
Representing clearing one's throat.

hrrmph
Alternative spelling of hrmph.

huddup
Alternative form of giddyup.