4 letters
- sung8
- sunk10
- suns6
- supe8
- sups8
- suqs14
- sura5
- surd6
- sure5
- surf8
- suss5
- swag9
- swap10
- tags6
- talk9
- taps7
- tarp7
- tars4
- task8
- tass4
- taus5
- trap7
- trug7
- tsar4
- tsks8
- tugs7
- tups8
- turk9
- tusk9
- ughs9
- ugly10
- ukes9
- ulan7
- ulna7
- ulus7
- ulva10
- umps11
- upas8
- urbs8
- urds6
- urea5
- urge7
- urns6
- ursa5
- urus6
- user5
- uses5
- utas5
- vars8
- vaus9
- vugs11
- wags9
- walk12
- waps10
- wark11
- warp10
- wars7
- wasp10
- wauk12
- waul9
- waur8
- wrap10
- wuss8
- yaks10
- yaps9
- yaup10
- yuga9
- yuks11
- yups10
- zags15
- zaps16