4 letters
- skeg10
- skep11
- skew11
- skua9
- sled6
- slew8
- sloe5
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- soke8
- sole5
- souk9
- soul6
- spue8
- suck12
- sued6
- suer5
- sues5
- suet5
- sulk10
- sulu7
- sunk10
- supe8
- sure5
- syke10
- teel5
- tees4
- tele5
- tell6
- tels5
- tule6
- tusk9
- ukes9
- ulus7
- urus6
- used6
- user5
- uses5
- vees8
- week11
- weel8
- wees7
- well9
- yelk11
- yell8
- yeuk11
- yuks11
- yule8
- zees13
- zeks17