4 letters
- sows7
- soys6
- span8
- spas7
- spec10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- sris4
- stop7
- stun6
- subs8
- such10
- suck12
- suds6
- sues5
- suit5
- sulu7
- sumo8
- sump11
- sums8
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- suqs14
- suss5
- swop10
- sync10
- tics7
- tins5
- tipi7
- tips7
- tons5
- topi7
- tops7
- toss4
- tuis5
- tuns6
- tups8
- udos6
- ulus7
- umps11
- unai6
- unau7
- unci9
- unco9
- undo7
- unit6
- unto6
- upas8
- updo9
- upon9
- uric8
- urns6
- urus6
- uses5
- vino9
- wino8
- wins8
- wisp10
- wiss7
- wons8
- wops10
- wuss8
- yins7
- yips9
- yoni7
- yups10
- zinc17
- zins14
- zips16
- zoic16