4 letters
- seis4
- semi7
- sept7
- sets4
- shim9
- ship9
- shit6
- shut7
- sibs7
- sics7
- sift7
- silt5
- sima7
- simp10
- sims7
- sins5
- sipe7
- sips7
- sirs4
- site4
- sith6
- sits4
- skim11
- skip11
- skis8
- skit8
- slim8
- slip8
- slit5
- slum9
- slut6
- smit7
- smug10
- smut8
- snip8
- snit5
- sops7
- sots4
- soup8
- sous5
- spam10
- spas7
- spat7
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- sris4
- stem7
- step7
- stir4
- stop7
- stub8
- stud6
- stum8
- stun6
- subs8
- suds6
- sues5
- suet5
- suit5
- sulu7
- sumo8
- sump11
- sums8
- suns6
- supe8
- sups8
- suqs14
- suss5
- swim10
- swum11
- tamp10
- tams7
- taps7
- tass4
- taus5
- temp10
- this6
- thus7
- tics7
- ties4
- tils5
- time7
- tins5
- tipi7
- tips7
- tits4
- toms7
- topi7
- tops7
- toss4
- trim7
- trip7
- tsks8
- tubs8
- tugs7
- tuis5
- tump11
- tuns6
- tups8
- tush7
- tusk9
- tuts5
- tutu6
- ulus7
- umps11
- unit6
- upas8
- urus6
- uses5
- utas5
- vims11
- wimp13
- wisp10
- wiss7
- wist7
- wits7
- wuss8
- yips9
- yups10
- zips16
- zits13