5 letters
- rebuy11
- redub10
- reels6
- reuse6
- ribes8
- riels6
- riles6
- rille7
- rills7
- robes8
- roble9
- roles6
- rolls7
- roues6
- rouse6
- rubes9
- ruble10
- rubus10
- ruers6
- ruled8
- ruler7
- rules7
- runes7
- ruses6
- saber8
- sable9
- sabre8
- scrub12
- scull11
- sebum12
- selle7
- sells7
- seral6
- serum9
- shell9
- shrub11
- sieur6
- skull12
- slier6
- slubs10
- slued8
- slues7
- slurb10
- slurp10
- slurs7
- slyer8
- smell10
- snell8
- sober8
- sorel6
- spell10
- sprue9
- stull8
- suber9
- sucre9
- suers6
- sully10
- super9
- sural7
- surer6
- surge8
- surly9
- swell10
- tells7
- trues6
- trull8
- tuber9
- tubes9
- tules7
- tulle8
- ulcer10
- umbel13
- umber12
- urase6
- ureal7
- ureas6
- urges8
- ursae6
- users6
- usher8
- verbs12
- wells10
- xerus13
- yells9
- yules9
- zebus18