5 letters
- sleep9
- slept9
- slipe9
- slope9
- slued8
- slues7
- sluff13
- slump13
- slung10
- slunk12
- slurp10
- slype11
- snafu10
- sneap9
- snell8
- snipe9
- snuff13
- spale9
- spean9
- speel9
- speil9
- spell10
- spelt9
- spend10
- spent9
- spiel9
- spile9
- spine9
- sprue9
- spued10
- spues9
- spume12
- spunk14
- spurn10
- stupe9
- sulfa10
- sulfo10
- sunup11
- super9
- supes9
- tules7
- tunes7
- ulans8
- ulnae8
- ulnas8
- ulpan11
- uncle11
- unfed11
- unled9
- unlet8
- unpeg12
- unpen11
- unset7
- unsew10
- unsex14
- upend11
- upset9
- usnea7
- yelps11
- yules9