shady vs. suspicious
shadowed vs. umbrageous
shadowy vs. umbrageous
shadowy vs. wraithlike
silvern vs. silvery
scintillating vs. sparkly
sunlit vs. sunstruck
sheeny vs. yid
smothering vs. suffocative
suffocating vs. suffocative
shrill vs. strident
sibilant vs. strident
spirant vs. strident
solid vs. whole
solid vs. unanimous
solid vs. upstanding
solid vs. substantial
solid vs. strong
solid vs. solidness
socialist vs. socialistic
sisterlike vs. sisterly
sisterly vs. sororal
scratchy vs. spotty
scratchy vs. uneven
squalling vs. squally
saprophagous vs. saprozoic
smooth vs. suave
shine vs. smooth
smooth vs. smoothen
sculptural vs. sculptured
sculptured vs. sculpturesque
shredded vs. sliced
stormy vs. tempestuous
scraggly vs. sloppy
sternutative vs. sternutatory
sternutator vs. sternutatory
stable vs. static
static vs. unchanging
slatternly vs. sluttish
stable vs. stalls
sad vs. sorry
sorry vs. unmeritorious
somber vs. sombre
sage vs. salvia
sniff vs. snuff
sniffle vs. snuff
snuff vs. snuffle
straw vs. wheat
stalk vs. straw
straw vs. strew
snowy vs. white
spic vs. spick
spic vs. spik
savage vs. wild
savage vs. vicious
sedate vs. sober
sober vs. solemn
serious vs. sober
sober vs. unplayful
stained vs. varnished
sensitive vs. spiritualist
shooting vs. shot
shot vs. stroke
shot vs. stab
shot vs. snap
scene vs. shot
shooter vs. shot
shriek vs. shrill
stupefied vs. thunderstruck
sappy vs. silly
silly vs. wacky
silly vs. whacky
snooty vs. snotty
snotty vs. uppish
stupid vs. unintelligent
stupe vs. stupid
semitransparent vs. translucent
serene vs. unagitated
suitable vs. suited
spacious vs. wide
snug vs. snuggery
smothered vs. suppressed
stifled vs. suppressed
strangled vs. suppressed
seamless vs. unlined
seamless vs. unseamed
single vs. unmarried
single vs. unity
single vs. undivided
singular vs. unique
standard vs. stock
sound vs. strait
sound vs. voice
stonyhearted vs. unfeeling
sketchy vs. unelaborated
sacred vs. sanctified
shifting vs. unfirm
shifting vs. shifty
shift vs. shifting
spaciotemporal vs. spatiotemporal
sprawling vs. straggly
straggling vs. straggly
subordinating vs. subordinative
spread vs. spreading
scatter vs. spread
spread vs. spreadhead
share vs. shared
separated vs. spaced
sparse vs. thin
spattered vs. splashed
splashed vs. splattered
semiconducting vs. semiconductive
socialised vs. socialized
subduable vs. subjugable
spotted vs. spotty
sociable vs. social
shakable vs. shakeable
spasmodic vs. spastic
spectacular vs. striking
stray vs. wander
staunch vs. steadfast
steadfast vs. unswerving
staunch vs. stem
stodgy vs. stuffy
stereotyped vs. stereotypic
stereotyped vs. stereotypical
stereotyped vs. unimaginative
saute vs. sauteed
synergetic vs. synergistic
stringy vs. wiry
stringy vs. thready
sinewy vs. stringy
stringy vs. unchewable
spectral vs. spiritual
spiritual vs. unearthly
scathing vs. vituperative
severe vs. terrible
sterile vs. unimaginative
sterile vs. unfertile
schism vs. split
split vs. tear
sheared vs. shorn
significative vs. suggestive
suspenseful vs. suspensive
sedate vs. staid
shallow vs. shoal
sublimate vs. sublime
suppliant vs. supplicant
suppliant vs. supplicatory
sturdy vs. tough
sturdy vs. uncompromising
slivery vs. splintery
shatterproof vs. splinterless
shatterproof vs. splinterproof
stringent vs. tight
stern vs. tail
separationist vs. separatist
statesmanlike vs. statesmanly
subordinate vs. subsidiary
subordinate vs. underling
subdue vs. subordinate
shattered vs. tattered
slack vs. slackness
slack vs. slump
slack vs. slake
slack vs. slacken
simple vs. unsubdivided
simple vs. simpleton
stately vs. statuesque
spoiled vs. spoilt
sinistrorsal vs. sinistrorse
superior vs. superscript
superior vs. superordinate
superior vs. victor
sweeping vs. wholesale
slavish vs. submissive
submissive vs. subservient
squint vs. strabismus
squinch vs. squint
sovereign vs. supreme
secondary vs. subaltern
stagey vs. stagy
stabbing vs. wounding
slopped vs. tight
salt vs. saltiness
salinity vs. salt
salinate vs. salt
sloshed vs. tight
smashed vs. tight
soaked vs. tight
soused vs. tight
sozzled vs. tight
squiffy vs. tight
soigne vs. soignee
stretch vs. stretching
stretch vs. stretchiness
stretch vs. stretchability
stint vs. stretch