4 letters
- ruin6
- runs6
- rush7
- sain5
- scan8
- scop10
- scot7
- scow10
- scud9
- scum11
- scup11
- scut8
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- shul8
- shun8
- shut7
- sice7
- sick11
- sics7
- sigh8
- sign7
- silo5
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- sith6
- skin9
- skip11
- slip8
- slop8
- snap8
- snib8
- snip8
- snit5
- snob8
- snog7
- snot5
- snow8
- snub9
- snug8
- soap7
- sock11
- soil5
- soli5
- sone5
- song7
- sons5
- soon5
- soph9
- sops7
- sori4
- sorn5
- soth6
- souk9
- soul6
- soup8
- sour5
- sous5
- sown8
- span8
- spec10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- stop7
- stun6
- such10
- suck12
- sugh9
- suit5
- sumo8
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- swop10
- sync10
- syph11
- thin7
- thio6
- this6
- thou7
- thus7
- tics7
- tins5
- tipi7
- tips7
- tons5
- toph9
- topi7
- tops7
- tosh6
- tuis5
- tuns6
- tups8
- tush7
- udos6
- ughs9
- umps11
- unai6
- unci9
- unco9
- undo7
- unit6
- unto6
- upas8
- updo9
- upon9
- uric8
- urns6
- vino9
- whin10
- whip12
- whop12
- wich12
- wino8
- wins8
- wish9
- wisp10
- wons8
- wops10
- yins7
- yips9
- yoni7
- yuch12
- yups10
- zinc17
- zins14
- zips16
- zoic16