4 letters
- spud9
- spue8
- spun9
- spur8
- sris4
- stir4
- stun6
- such10
- suer5
- sugh9
- suit5
- sulu7
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- sura5
- surd6
- sure5
- surf8
- swig9
- syph11
- thin7
- thir6
- this6
- thru7
- thug9
- thus7
- ting7
- tins5
- tips7
- trig6
- trip7
- trug7
- tugs7
- tuis5
- tung8
- tuns6
- tups8
- turn6
- tush7
- ughs9
- ulus7
- umps11
- unai6
- unau7
- unci9
- unit6
- upas8
- upon9
- urbs8
- urds6
- urge7
- uric8
- urns6
- ursa5
- urus6
- user5
- vigs10
- vugh13
- vugs11
- whig11
- whin10
- whip12
- whir9
- wigs9
- wing10
- wins8
- wish9
- wisp10
- yins7
- yips9
- yups10
- zigs15
- zing16
- zins14
- zips16