- shred
- spring
- shriek
- shrink
- shrivel
- shrub
- shut down
- shy
- shuttle
- shy
- shyness
- side by side
- sideline
- side-splitting
- sift
- signal
- sigh
- sightseer
- sign on, sign up
- sign someone on, sign someone up
- significant
- silent
- silt
- simper
- simple
- simplicity
- simplistic
- simply
- simulate
- spree
- sincerely
- sinful
- single
- singularity
- singly
- sink in
- sinless
- sissy
- sit in
- sit in
- sketchily
- skin-deep
- skill
- skimp
- skit
- skulduggery
- slab
- slack off
- sexual act
- slang
- shemale
- signeted
- slash
- suspensory
- slaughter
- slaver
- slavish
- slay
- sleep
- spray
- sleepless
- spouse
- sleight of hand
- slip
- slide
- spotty
- slight
- slighting
- slip away
- slip
- slip-up
- slop
- slop around, slop about
- spotted
- sluggish
- smack
- small change
- small-time
- smarmy
- sporadic
- sponger
- smashing
- smile
- smoky
- smooth
- smooth-talking
- smoothly
- smoulder
- steer
- spoils
- smug
- snag
- snap
- snap out of
- snarl
- snazzy
- strewn
- symposiac
- sneaking
- sniff at disdain