4 letters
- sang7
- scup11
- seen5
- seep7
- sego6
- segs6
- send6
- sene5
- sent5
- sept7
- sewn8
- shun8
- sign7
- sine5
- sing7
- sipe7
- skeg10
- skep11
- slue6
- slug8
- smug10
- snag7
- snap8
- sned6
- snip8
- snog7
- snub9
- snug8
- snye7
- sone5
- song7
- soup8
- spae7
- span8
- spec10
- sped8
- spew10
- spin8
- spud9
- spue8
- spun9
- spur8
- step7
- stun6
- sued6
- suer5
- sues5
- suet5
- sugh9
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- sure5
- syne7
- tegs6
- tens5
- tugs7
- tune6
- tung8
- tuns6
- tups8
- ughs9
- ukes9
- umps11
- unbe9
- unde7
- upas8
- upon9
- urge7
- urns6
- used6
- user5
- uses5
- vugs11
- wens8
- yens7
- yups10