4 letters
- soli5
- soul6
- soup8
- spae7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spud9
- spue8
- spun9
- spur8
- step7
- sued6
- suer5
- sues5
- suet5
- suit5
- sulk10
- sulu7
- sump11
- supe8
- sups8
- sure5
- surf8
- syli7
- tels5
- ties4
- tile5
- tils5
- tips7
- tuis5
- tule6
- tups8
- ukes9
- ulus7
- umps11
- upas8
- used6
- user5
- uses5
- veil9
- vies8
- vile9
- vise8
- wife10
- wile8
- wipe10
- wise7
- wisp10
- yelp10
- yipe9
- yips9
- yule8
- yups10
- zips16