swellish
Like a swell or dandy; stylish.
Quite swell, quite awesome

sweltery
Sweltering, sultry.

sweltry
Alternative form of sweltery.

sweptback
Angled backwards from its attachment to the fuselage.
Backswept.

sweptwing
Having sweptback wings.

swerveless
Without swerving or deviation from a course.

swervy
swerving

swicier
comparative form of swicy: more swicy

swiciest
superlative form of swicy: most swicy

swicy
Simultaneously sweet and spicy.

swiftest
superlative form of swift: most swift

swiftfooted
Alternative form of swift-footed.

swifthanded
Alternative form of swift-handed.

swiftlike
Resembling or characteristic of a swift (the bird).

swimbladderless
Lacking a swimbladder

swimlaned
Divided into swimlanes

swimmable
Able to be swum in or across

swimmy
Dizzy; swirling or moving as if seen in a daze.

swimnastic
Of or relating to swimnastics.

swimsuited
Dressed in a swimsuit.

swindleable
Able to be swindled.

swinelike
Resembling swine.

swingable
Capable of being swung, or made to swing.

swingier
comparative form of swingy: more swingy

swingiest
superlative form of swingy: most swingy

swingless
Without a swinging motion or action.
Without a swing (suspended swinging seat).

swinglike
Resembling or characteristic of a swing.

swingometric
Exhibiting a swing back and forth between political parties, as seen on a swingometer.

swingy
Having a swinging motion.
Characteristic of swing music.
Having many swing voters.
Allowing stones to curl more than usual.
Inconsistent in performance.
Variable in mood; liable to having mood swings.

swipable
Alternative form of swipeable.

swipeable
Capable of being swiped.

swipey
Drunk; tipsy.

swirlier
comparative form of swirly: more swirly

swirliest
superlative form of swirly: most swirly

swirly
Having swirls; swirling.

swishier
comparative form of swishy: more swishy

swishiest
superlative form of swishy: most swishy

swishity
Characteristic of swish or swishing.

swishy
Producing a swishing sound.
Swish; fancy, posh, impressive.
Effeminate; gay

switchable
Capable of being switched.
Being a switch; able to take either a dominant or a submissive role.

switchbacky
In the nature of a switchback.

switchboardless
Without a switchboard.

switchier
comparative form of switchy: more switchy

switchies
plural of switchy

switchiest
superlative form of switchy: most switchy

switchless
Without a switch.

switchlike
Resembling or characteristic of a switch (control that can be turned on and off).

switchmode
Being or relating to a power supply that incorporates a switching regulator to convert electrical power efficiently.

switchy
Having a whisking or wagging motion.
Versatile; not exclusively a top or a bottom, or inclined to switch between sadistic and masochistic roles.

swivelable
Capable of swiveling.

swivelly
With a swivelling motion.

swoonless
Without a swoon; without swooning.

swoonsome
overwhelmingly sexually attractive

swoonworthy
Worthy of being swooned at.

swoony
Tending to swoon or faint

swoopier
comparative form of swoopy: more swoopy

swoopiest
superlative form of swoopy: most swoopy

swoopy
Having a swooping shape or motion.

swooshy
Like or suggesting a swooshing sound or movement.

swoppable
Alternative form of swappable.

swordbearing
Bearing or carrying a sword.

swordless
Without a sword.

swordlike
resembling a sword

swordproof
Resistant to blows of a sword.

swottier
comparative form of swotty: more swotty

swottiest
superlative form of swotty: most swotty

swotty
Studious; being a swot; nerdy.

sybarite
A person devoted to luxury and pleasure; a hedonist.

sybaritic
Of or having the qualities of a sybarite (“a person devoted to luxury and pleasure”); dedicated to excessive comfort and enjoyment; decadent, hedonistic, self-indulgent.

sybaritical
sybaritic

sybaritish
Synonym of sybaritic.

sybilline
Misspelling of sibylline.

sychnocarpous
Able to produce fruit many times without perishing.

syconial
Relating to syconia

sycophantic
Excessively eager to please, especially for personal gain; obsequious, flattering.

sycophantical
Alternative form of sycophantic.

sycophantish
Like a sycophant; sycophantic

syenitic
Pertaining to, resembling or containing syenite.

syenodioritic
Relating to or composed of syenodiorite.

syenogabbroic
Relating to or composed of syenogabbro.

syenogranitic
Of or pertaining to syenogranite.

sygmoid
Misspelling of sigmoid.

syko
Alternative form of psycho.

syllabaric
Of, relating to or being a syllabary.

syllabic
Of, relating to, or consisting of a syllable or syllables.
Pronounced with every syllable distinct.
Designating a sound that is or can be the most sonorant segment of a syllable, as a vowel or a resonant. In the word riddle ([ɹɪdl̩]), the two syllabic sounds are [ɪ] and [l̩].
Of, or being a form of verse, based on the number of syllables in a line rather than on the arrangement of accents or quantities.

syllabical
Alternative form of syllabic.

syllabics
plural of syllabic
Canadian Aboriginal Syllabics, as opposed to the Latin alphabet.

syllabifiable
Able to be syllabified.

sylleptic
Of or pertaining to syllepsis.
Having a structure of commutativity which is stronger than a braiding but not fully symmetric.

sylleptical
sylleptic

syllogistic
Of or pertaining to a syllogism.

syllogistical
syllogistic

sylphic
Of or pertaining to a sylph
Slender and graceful

sylphidic
Of or resembling a sylphid

sylphine
sylphic

sylphlike
Resembling (that of) a sylph; slender and graceful.

sylvan
Pertaining to the forest, or woodlands.
Residing in a forest or wood.
Wooded, or covered in forest.

sylvanesque
Reminiscent of the forest or woods.

sylvanitic
Relating to the mineral sylvanite.

sylvatic
Of or pertaining to woods or woodland organisms; sylvan
Of or pertaining to wild rather than domestic animals
Of or pertaining to diseases or parasites borne or transmitted by sylvatic organisms

sylvatics
plural of sylvatic

sylvestrian
sylvan; woody or woodlike

sylvicultural
Alternative form of silvicultural.

sylviine
Relating to the Sylviinae, a group of warblers.

symbatic
Of or pertaining to a relationship between two related variables where increases or decreases in the value of one also occur in the other.

symbiogenetic
Pertaining to symbiogenesis.

symbiogenic
Alternative form of symbiogenetic.

symbiological
Relating to symbiology.

symbiontic
Relating to a symbiont.

symbiontophorous
Associated with symbionts

symbiophagic
Relating to symbiophagy

symbiosomal
Relating to a symbiosome

symbiotic
Of, or relating to symbiosis; living together.
Of a relationship with mutual benefit between two individuals, organisms, or groups.

symbiotical
Alternative form of symbiotic.

symbiotics
plural of symbiotic

symbiotrophic
Relating to a symbiotroph or to symbiotrophy

symblematic
Emblematic or characteristic.

symblomatic
Alternative spelling of symblematic.

symbolatrous
worshipping symbols

symbolic
Pertaining to a symbol.
Implicitly representing or referring to another thing.

symbolical
Synonym of symbolic.

symbolisable
Alternative spelling of symbolizable.

symbolist
Of or pertaining to the Symbolist movement in late 19th-century and early 20th-century European arts and literature

symbolistic
Characterized by the use of symbols.

symbolistical
symbolistic

symbolizable
That can be symbolized.

symbologenic
Creating symbols or symbolism.

symbological
Pertaining to a symbology.

symetrical
Misspelling of symmetrical.

symmetallic
Relating to symmetallism.

symmetric
Synonym of symmetrical
Of a relation R on a set S, such that xRy if and only if yRx for all members x and y of S (that is, if the relation holds between any element and a second, it also holds between the second and the first).
Using the same key (or keys that are trivially related) for both encryption and decryption.

symmetrical
Exhibiting symmetry; having harmonious or proportionate arrangement of parts; having corresponding parts or relations.