4 letters
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shes6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shop9
- shri6
- sial5
- sibs7
- sics7
- sigh8
- sima7
- simp10
- sims7
- sinh7
- sins5
- sipe7
- sips7
- sirs4
- sith6
- sits4
- skas8
- skip11
- skis8
- slap8
- slip8
- snap8
- snip8
- soap7
- soph9
- sops7
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spic10
- spik11
- spin8
- spit7
- spiv11
- sris4
- sups8
- swap10
- syph11
- tapa7
- taps7
- tass4
- this6
- tips7
- upas8
- vasa8
- visa8
- waps10
- wash9
- wasp10
- whap12
- whip12
- wish9
- wisp10
- wiss7
- yaps9
- yips9
- zaps16
- zips16