4 letters
- shew9
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shoe6
- shop9
- shri6
- sibs7
- sice7
- sics7
- side5
- sigh8
- sike8
- sima7
- simp10
- sims7
- sine5
- sinh7
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sith6
- sits4
- size13
- skep11
- skim11
- skip11
- skis8
- slim8
- slip8
- smew10
- smit7
- snip8
- some7
- soph9
- sops7
- sore4
- sori4
- spae7
- spam10
- spar7
- spas7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spry9
- spue8
- spur8
- sris4
- stem7
- step7
- stir4
- suer5
- sues5
- sump11
- sums8
- supe8
- sups8
- sure5
- swim10
- syph11
- temp10
- term7
- them9
- thir6
- this6
- tier4
- ties4
- time7
- tips7
- tire4
- trim7
- trip7
- umps11
- user5
- uses5
- vier8
- vies8
- vims11
- vise8
- weir7
- whim12
- whip12
- whir9
- wimp13
- wipe10
- wire7
- wise7
- wish9
- wisp10
- wiss7
- yipe9
- yips9
- yirr6
- zips16