4 letters
- scop10
- scot7
- scow10
- scry9
- scud9
- scup11
- sear4
- sera4
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shed7
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- sial5
- sice7
- sick11
- sics7
- side5
- sigh8
- sild6
- silo5
- sima7
- simp10
- sinh7
- sipe7
- sips7
- sire4
- sirs4
- sith6
- skid9
- skip11
- slap8
- slid6
- slip8
- slop8
- snap8
- snip8
- soak8
- soap7
- soar4
- sock11
- soda5
- sods5
- sofa7
- soil5
- soja13
- sola5
- sold6
- soli5
- soma7
- soph9
- sops7
- sora4
- sorb7
- sord5
- sore4
- sori4
- sorn5
- sort4
- soth6
- soup8
- sour5
- soya6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spec10
- sped8
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spry9
- spud9
- spur8
- sris4
- star4
- stir4
- stoa4
- stop7
- such10
- sura5
- surd6
- swap10
- swop10
- syph11
- tach9
- taco7
- tads5
- tahr6
- taos4
- taps7
- taro4
- tarp7
- tars4
- thio6
- thir6
- this6
- thro6
- tics7
- tips7
- tiro4
- toad5
- tods5
- toph9
- topi7
- tops7
- tora4
- torc7
- tori4
- torr4
- tors4
- tosh6
- trad5
- trap7
- trio4
- trip7
- trod5
- trop7
- tsar4
- udos6
- upas8
- updo9
- urds6
- uric8
- ursa5
- vacs11
- vair8
- vars8
- visa8
- void9
- wadi8
- wads8
- wair7
- waps10
- ward8
- warp10
- wars7
- wash9
- wasp10
- whap12
- whid10
- whip12
- whir9
- whoa9
- whop12
- wich12
- wish9
- wisp10
- woad8
- wops10
- word8
- wrap10
- yaps9
- yard7
- yids7
- yips9
- yird7
- yirr6
- yodh9
- yods7
- zaps16
- zips16
- zoic16
- zori13