5 letters
- spare8
- spean9
- spear8
- speer8
- speir8
- spend10
- spent9
- sperm11
- spier8
- spine9
- spire8
- spore8
- spree8
- sprue9
- sprug11
- spued10
- spues9
- spume12
- spunk14
- spurn10
- spurs9
- spurt9
- stern6
- strep8
- stupe9
- suber9
- sucre9
- suers6
- sunup11
- super9
- supes9
- supra9
- surer6
- surge8
- surra6
- syren8
- syrup11
- terns6
- truer6
- trues6
- tuner7
- tunes7
- turns7
- turps9
- under8
- unpeg12
- unpen11
- unrip10
- unset7
- unsew10
- unsex14
- upend11
- upper12
- upset9
- urare6
- urase6
- ureas6
- urger8
- urges8
- urine7
- ursae6
- users6
- usher8
- usnea7
- usurp10
- wrens9
- xerus13