5 letters
- slant7
- slink11
- sluff13
- slung10
- slunk12
- slurb10
- slurp10
- slurs7
- sluts7
- snafu10
- snark10
- snarl7
- snort6
- snout7
- snuck14
- snuff13
- spunk14
- spurn10
- spurt9
- stalk10
- stank10
- stark9
- stern6
- stink10
- stirk9
- stork9
- stour6
- strum9
- strut6
- stuck13
- stuff12
- stull8
- stung9
- stunk11
- stuns7
- stunt7
- sturt6
- suint7
- sulfa10
- sulfo10
- sulks11
- sulky13
- sulus8
- sunup11
- sural7
- surfs9
- surfy11
- surly9
- sutra6
- talks10
- taluk11
- talus7
- tanks10
- tarns6
- terns6
- thunk13
- thurl9
- tirls6
- tofus9
- tolus7
- tonus7
- torsk9
- torus6
- tours6
- trank10
- trans6
- treks9
- truck13
- trues6
- trugs8
- trull8
- truly9
- trunk11
- truss6
- trust6
- tucks13
- tufas9
- tuffs12
- tufts9
- tules7
- tunas7
- tuner7
- tunes7
- tungs9
- turds7
- turfs9
- turfy11
- turks10
- turns7
- turps9
- tusks10
- tutus7
- ulans8
- ulnar8
- ulnas8
- ultra7
- unaus8
- uncus11
- uncut11
- unfit10
- units7
- unlet8
- unlit8
- unset7
- until8
- usual8
- usurp10
- usury9
- wurst9
- yurts8