4 letters
- scat7
- scow10
- scry9
- sear4
- sera4
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shew9
- shim9
- shin7
- ship9
- shit6
- shiv10
- show9
- shri6
- sial5
- sice7
- sick11
- sics7
- sigh8
- sike8
- silk9
- sima7
- sinh7
- sink9
- sire4
- sirs4
- sith6
- skag10
- skas8
- skat8
- skew11
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- skua9
- slaw8
- snaw8
- soak8
- soar4
- sock11
- sora4
- sori4
- spar7
- spic10
- spik11
- sris4
- star4
- staw7
- stir4
- such10
- suck12
- sura5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swig9
- swim10
- tach9
- tack11
- tahr6
- tars4
- task8
- taws7
- thaw9
- thir6
- this6
- tick11
- tics7
- tsar4
- twas7
- uric8
- ursa5
- vacs11
- vair8
- vars8
- vaws11
- visa8
- wabs10
- wack14
- wadi8
- wads8
- waes7
- wags9
- waif10
- wail8
- wain8
- wair7
- wait7
- wake11
- walk12
- wans8
- waps10
- ward8
- ware7
- wark11
- warm10
- warn8
- warp10
- wars7
- wart7
- wary9
- wash9
- wasp10
- wast7
- wats7
- wauk12
- waur8
- waws10
- ways9
- weak11
- wear7
- weir7
- weka11
- wham12
- whap12
- what9
- whid10
- whig11
- whim12
- whin10
- whip12
- whir9
- whit9
- whiz18
- whoa9
- whys11
- wich12
- wick14
- wigs9
- wink12
- wins8
- wire7
- wiry9
- wise7
- wish9
- wisp10
- wiss7
- wist7
- with9
- wits7
- woks11
- work11
- wrap10
- writ7
- wych14
- yack13
- yaks10
- yaws9
- ywis9