scag vs. smack
smack vs. thwack
smack vs. taste
smack vs. smell
steaming vs. steamy
seaward vs. seawards
seductively vs. temptingly
sensually vs. sultrily
septuple vs. sevenfold
sheer vs. transparent
sheer vs. vapourous
sheer vs. vaporous
sarcastically vs. sardonically
scathingly vs. unsparingly
sordidly vs. squalidly
sorely vs. widely
southeast vs. southeastern
southeast vs. southeasterly
southeast vs. southeastward
sextuple vs. sixfold
sou'west vs. southwest
southwest vs. southwestern
southwest vs. southwesterly
southwest vs. southwestward
skilfully vs. skillfully
stodgily vs. stuffily
slantingly vs. slopingly
southerly vs. southerly
southerly vs. southern
southerly vs. southward
southerly vs. southwards
souther vs. southerly
slantways vs. slantwise
southbound vs. southward
smash vs. smashingly
stagily vs. theatrically
severe vs. stark
stark vs. stern
sodding vs. stark
staring vs. stark
stark vs. thoroughgoing
stark vs. utter
stark vs. unadulterated
smuttily vs. vulgarly
sneeringly vs. superciliously
sneeringly vs. snidely
stanchly vs. staunchly
snobbishly vs. snootily
snobbishly vs. uppishly
sideward vs. sideways
sidewards vs. sideways
sideway vs. sideways
sideways vs. sidewise
somberly vs. sombrely
sideway vs. sidewise
soaking vs. sopping
soak vs. soaking
smarmily vs. unctuously
sneakily vs. surreptitiously
sweet vs. sweetly
scented vs. sweet
seraphic vs. sweet
sugared vs. sweet
sweet vs. sweetened
sweet vs. sweetness
sugariness vs. sweet
sharp vs. shrewd
sharp vs. shrill
sharp vs. unrelenting
sharp vs. tart
smolderingly vs. smoulderingly
southeastward vs. southeastwardly
southwestward vs. southwestwardly
spongelike vs. spongy
spongy vs. squashy
spongy vs. squishy
spaceward vs. spacewards
shortened vs. telescoped
shortened vs. truncated
severe vs. spartan
sluggish vs. sulky
sloppy vs. soggy
soggy vs. squashy
sloughy vs. soggy
soggy vs. swampy
soggy vs. waterlogged
sordid vs. squalid
seamy vs. sordid
seedy vs. sordid
sleazy vs. sordid
showy vs. sporty
sporting vs. sporty
sportsmanlike vs. sporty
secluded vs. secret
secret vs. unavowed
sticky vs. viscous
sticky vs. unenviable
steamy vs. sticky
summational vs. summative
supplemental vs. supplementary
subsidiary vs. supplementary
scanty vs. spare
spare vs. trim
save vs. spare
substantial vs. substantive
smitten vs. stricken
smitten vs. struck
study vs. subject
subject vs. topic
subject vs. theme
subject vs. submit
subject vs. subjugate
swaggering vs. swashbuckling
supercilious vs. swaggering
sniffy vs. swaggering
safe vs. solid
safe vs. secure
safe vs. safety
sleepless vs. watchful
synthetic vs. synthetical
semisynthetic vs. synthetic
stillborn vs. unsuccessful
stingy vs. ungenerous
sensitive vs. sore
sore vs. tender
stigmatic vs. stigmatist
smoldering vs. smouldering
semiaquatic vs. subaquatic
spirited vs. spunky
spirited vs. zippy
subaquatic vs. subaqueous
subaquatic vs. submerged
subaquatic vs. submersed
subaquatic vs. underwater
submerged vs. submersed
submerged vs. underwater
savory vs. savoury
savory vs. spicy
savory vs. zesty
spinous vs. spiny
spinose vs. spiny
silent vs. unsounded
silent vs. tacit
silent vs. soundless
spineless vs. thornless
scaley vs. scaly
scabrous vs. scaly
scaly vs. scurfy
scaled vs. scaley
satiny vs. slick
sleek vs. slick
silken vs. slick
silky vs. slick
silklike vs. slick
slick vs. slip
sandy vs. towheaded
shamefaced vs. sheepish
sheepish vs. sheeplike
scheming vs. shrewd
silver vs. silvern
silver vs. silvery
silver vs. silverish
scatterbrained vs. scatty
sessile vs. stalkless
secern vs. separate
separate vs. severalize
separate vs. severalise
separate vs. tell
separate vs. split
shameless vs. unblushing
showy vs. splashy
shy vs. timid
shy vs. unsure
sleepy vs. sleepyheaded
sonic vs. transonic
slumberous vs. slumbery
slumberous vs. slumbrous
slumberous vs. somnolent
supersonic vs. ultrasonic
sensible vs. sensitive
smart vs. smartness
smart vs. smarting
sick vs. wan
sick vs. sickish
staggering vs. stupefying
sensational vs. stunning
stainless vs. unstained
stainless vs. unsullied
stainless vs. untainted
stainless vs. untarnished
stereo vs. stereophonic
stereo vs. stereophony
stalwart vs. stouthearted
stalwart vs. stout
stalwart vs. sturdy
sleek vs. streamlined
shady vs. umbrageous
shady vs. suspect