4 letters
- seis4
- semi7
- shad7
- sham9
- shed7
- shes6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- sibs7
- sics7
- side5
- sigh8
- sild6
- silo5
- sima7
- simp10
- sims7
- sinh7
- sins5
- sips7
- sirs4
- sith6
- sits4
- skid9
- skim11
- skis8
- slid6
- slim8
- smit7
- smog9
- sobs7
- soda5
- sods5
- soil5
- sold6
- soli5
- sols5
- soma7
- some7
- sons5
- soph9
- sops7
- sord5
- sori4
- soth6
- sots4
- sous5
- sows7
- soys6
- sris4
- suds6
- sumo8
- sums8
- swim10
- thio6
- this6
- tods5
- toms7
- tosh6
- toss4
- udos6
- vims11
- void9
- whid10
- whim12
- whom12
- wish9
- wiss7
- yids7
- yodh9
- yods7