unsanitary
Not sanitary; unhealthy; dirty.

unsanitated
Not sanitated.

unsanitised
Alternative spelling of unsanitized.

unsanitized
Not having been sanitized; unsanitary.
Of information: which has not been censored or cleaned up.

unsaponifiable
Not able to be saponified

unsaponifiables
plural of unsaponifiable

unsaponified
Not saponified

unsapped
Not sapped.

unsappy
Not sappy; without excessive, cloying sentimentality.

unsarcastic
Not sarcastic.

unsardonic
Not sardonic.

unsartorial
Not sartorial.

unsatable
insatiable; that cannot be sated

unsatanic
Not satanic.

unsated
Not sated.
Insatiable.

unsatiated
Not satiated.

unsatiating
Not causing satiety.

unsatined
Not satined.

unsating
That does not cause satiety.

unsatirical
Not satirical.

unsatirised
Alternative spelling of unsatirized.

unsatirizable
Not satirizable.

unsatirized
That has not been satirized.

unsatisfactory
Inadequate, substandard or not satisfactory.

unsatisfiable
Not satisfiable. Unable to be satisfied.

unsatisfied
Not satisfied, especially with the quantity of something; dissatisfied; uncontented.
Not gratified; not having been fulfilled or met.

unsatisfying
Not providing satisfaction.

unsaturable
Not saturable.

unsaturated
Not saturated; capable of dissolving more of a solute at the same temperature.
Of a compound containing atoms sharing more than one valence bond, especially of an organic compound having one or more double bonds or triple bonds between carbon atoms.
Not chromatically pure; diluted.

unsaturnine
Not saturnine.

unsauced
Not covered or seasoned with sauce.

unsavable
Not savable; that cannot be saved.

unsavage
Not savage.

unsavaged
Not savaged.

unsaveable
Alternative form of unsavable.

unsaved
Not saved; unredeemed.
Not saved (stored in a file).

unsavored
Not savored.

unsavoured
British and Canada standard spelling of unsavored.

unsavvy
Not savvy.

unsawable
Not capable of being sawn, or cut with a saw.

unsawed
Not sawed.

unsawn
Not sawn.

unsayable
Not capable of being said.
Not allowed or not fit to be said.

unscabbed
Free from scabs.

unscaffolded
Not scaffolded.

unscalable
Not scalable, that cannot be climbed.
Not scalable, that cannot be changed in scale.

unscalded
Not scalded

unscaleable
Alternative form of unscalable.

unscalloped
Not scalloped.

unscalped
Not scalped.

unscaly
Not scaly.

unscammable
Unable to be scammed.

unscamped
Synonym of unskimped.

unscandalized
Not scandalized.

unscandalous
Not scandalous.

unscannable
That cannot be scanned.

unscanned
Not having been scanned.
Involving a technique that does not involve scanning, where an alternative technique that does involve scanning exists.
Unobserved, unexamined, or unconsidered.
Having no consistent meter.

unscanty
Not scanty.

unscarce
Not scarce.

unscareable
Not scareable.

unscared
Not scared

unscarfed
Not wearing a scarf; scarfless; unscarved.
Not gobbled or scarfed down; uneaten.
Not united by a scarf joint.

unscariest
superlative form of unscary: most unscary

unscarified
Not scarified.

unscarred
Not scarred.

unscarved
Not wearing a scarf; scarfless.

unscary
Not scary.

unscathed
Not harmed or damaged in any way; untouched.

unscattered
Not scattered

unscavengeable
Not scavengeable.

unscavenged
That has not been scavenged

unscenic
Not scenic.

unsceptered
Alternative form of unsceptred.

unsceptical
Alternative spelling of unskeptical.

unsceptred
Having no sceptre; not being an actual monarch (but having comparable qualities).

unschedulable
Not schedulable

unschematic
Not schematic.

unschematized
Not schematized.

unscheming
Not scheming; simple and honest.

unschismatic
Not schismatic.

unschismatical
Not schismatical.

unscholarlike
Not scholarlike.

unscholarly
Not scholarly.

unscholastic
Not scholastic.

unschooled
Not schooled; not having been to school.
Inexperienced; not having developed skill or knowledge in some area.

unschoolmarmish
Not schoolmarmish.

unscientific
Not scientific

unscientifical
Not scientifical.

unscintillating
Not scintillating.

unscioned
Without heirs or descendants.

unsclerotic
Not sclerotic.

unsclerotised
Alternative form of unsclerotized.

unsclerotized
Not sclerotized.

unscoffed
Not scoffed or jeered at; unmocked; often with at.
Uneaten.

unscoffing
Not scoffing; not subjecting to ridicule.

unscolded
Not scolded.

unsconced
Not sconced.

unscooped
Not scooped.

unscoped
Not scoped.

unscorable
Unable to be scored; not scorable.

unscorched
Not scorched.

unscored
Not assigned a score, or rating.
Not given a musical score.
Not having been scored or cut.

unscorified
Not scorified.

unscorned
Not scorned.

unscornful
Not scornful.

unscottified
Having had the Scottish characteristics removed.

unscoured
Not scoured.

unscourged
Not having been scourged.

unscowling
Not scowling.

unscrapable
Alternative form of unscrapeable.

unscrapeable
Not scrapeable.

unscraped
Not scraped.

unscrapped
Not scrapped.

unscratchable
Not scratchable; impossible to scratch.

unscratched
Not scratched.

unscrawled
Not scrawled.
Not having been scrawled upon.

unscreamed
Not screamed.

unscreenable
Not screenable.

unscreened
Not screened, or not having been screened
not protected by a built-in screen. (of cables etc.)

unscrewable
That can be unscrewed.

unscrewed
simple past and past participle of unscrew

unscribal
Not scribal.

unscribbled
Not scribbled.

unscribed
Not scribed.

unscrimped
Not stingy; done without undue frugality; adequate.

unscripted
Not scripted; without a script.
Unplanned, unexpected, spontaneous.

unscriptural
Not scriptural.

unscrollable
Not scrollable.

unscrubbed
Not scrubbed.

unscrumptious
Not scrumptious.

unscrupled
Without scruples.

unscrupling
Not scrupling, without hesitation or reluctance.

unscrutinised
Alternative spelling of unscrutinized.

unscrutinizable
Not scrutinizable.

unscrutinized
Not having been scrutinized.

unscrutinizing
That does not scrutinize.

unscuffed
Not having been scuffed.

unsculptable
Not sculptable.

unsculpted
Not sculpted.

unsculptural
Not sculptural.

unsculptured
Not sculptured.

unscummed
Not scummed.

unscuppered
Not scuppered.

unscurrilous
Not scurrilous.

unscutched
Not scutched.

unscutcheoned
Without an escutcheon.

unscuttled
Not scuttled.

unscythed
not scythed

unseafaring
Not seafaring.

unsealable
Unable to be sealed.

unseamanlike
Not characteristic of or befitting a seaman.

unseamanly
Not seamanly.

unsearched
Not having been searched.

unsearching
Not searching.

unseared
Not seared.

unseasonal
Not normal, appropriate, or expected for the season or time of year.

unseatable
Not seatable; unable to sit or be seated.

unseatbelted
Not wearing a seatbelt.

unseaworthy
Unfit for a sea voyage.

unseceding
Not seceding.

unsecluded
Not secluded.

unsecretarial
Not secretarial; not befitting a secretary.

unsecreted
Not secreted.

unsecretive
Not secretive; open; frank.

unsectarian
Not sectarian.

unsectionable
Not sectionable.

unsectional
Not sectional.

unsectionalized
Not sectionalized.

unsectioned
Not sectioned.

unsecular
Not secular.

unsecurable
That cannot be secured.

unsecure
insecure

unsecured
Not physically secured; not fastened; not attached.
Not made secure in any sense.
Of a loan or guarantee, without collateral.

unsecuritised
Alternative form of unsecuritized.

unsecuritized
Not having the form of a security

unsedate
Not sedate.

unsedated
Not sedated.

unsedentary
Not sedentary.

unsedimented
Not sedimented.

unseditious
Not seditious.

unseduceable
Not seduceable.

unseduced
Not seduced.

unseducible
Alternative form of unseduceable.

unseductive
Not seductive.

unsedulous
Not sedulous.

unseeable
invisible
unimaginable

unseeded
Not seeded (in any sense).
Not being a seed, not being in a seed position.

unseedy
Not seedy.

unseekable
Not seekable.

unseeking
Not seeking anything.

unseelie
Alternative letter-case form of Unseelie.

unsegmented
Not segmented.

unsegregable
Not segregable.