4 letters
- snap8
- snaw8
- snip8
- snog7
- snub9
- snug8
- soap7
- soar4
- song7
- sora4
- sorn5
- soup8
- sour5
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spin8
- spry9
- spud9
- spue8
- spun9
- spur8
- stag6
- star4
- stun6
- suba8
- suer5
- sugh9
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- sura5
- surd6
- sure5
- surf8
- swag9
- swan8
- swap10
- tags6
- tang7
- tans5
- taps7
- tarn5
- tarp7
- tars4
- taus5
- trap7
- trug7
- tsar4
- tugs7
- tuna6
- tung8
- tuns6
- tups8
- turn6
- ughs9
- ulan7
- ulna7
- umps11
- unai6
- unau7
- upas8
- upon9
- urbs8
- urds6
- urea5
- urge7
- urns6
- ursa5
- urus6
- user5
- utas5
- vang11
- vans9
- vars8
- vaus9
- vugs11
- wags9
- wans8
- waps10
- warn8
- warp10
- wars7
- wasp10
- waur8
- wrap10
- yang9
- yaps9
- yarn7
- yaup10
- yuan8
- yuga9
- yups10
- zags15
- zaps16