4 letters
- silk9
- sima7
- simp10
- sims7
- sine5
- sink9
- sipe7
- sire4
- sirs4
- site4
- size13
- skee8
- skeg10
- skep11
- skew11
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- sled6
- slid6
- slim8
- smew10
- smit7
- sned6
- sock11
- soke8
- some7
- sord5
- sore4
- sori4
- spec10
- sped8
- spic10
- spik11
- sris4
- stem7
- stir4
- suck12
- sued6
- suer5
- surd6
- sure5
- swim10
- syce9
- syke10
- teds5
- teed5
- teem7
- tees4
- term7
- tick11
- tics7
- tide5
- tied5
- tier4
- ties4
- tike8
- time7
- tire4
- tree4
- trek8
- trim7
- ukes9
- urds6
- uric8
- used6
- user5
- veer8
- vees8
- vice11
- vide9
- vied9
- vier8
- vies8
- vims11
- vise8
- weds8
- weed8
- week11
- weer7
- wees7
- weir7
- were7
- wick14
- wide8
- wire7
- wise7
- yerk10
- yids7
- yird7
- zeds14
- zees13
- zeks17
- zerk17