5 letters
- proof11
- proso8
- pubis12
- puris9
- rebus9
- reifs8
- ribes8
- riffs11
- rifts8
- riots5
- risus6
- robes8
- robin9
- robot8
- roils6
- rolfs9
- roods6
- roofs8
- rooks9
- rooms8
- roose5
- roost5
- roots5
- rosin6
- rotis5
- rotos5
- roues6
- roups9
- rouse6
- roust6
- routs6
- rubes9
- rubus10
- ruffs12
- ruins7
- sabir8
- scour9
- scrub12
- scurf12
- serif8
- shrub11
- sieur6
- sirup9
- slurb10
- sober8
- sofar8
- sopor8
- sorbs8
- sorgo7
- sorus6
- sours6
- spoof11
- spoor8
- squib18
- stour6
- suber9
- sudor7
- sulfo10
- surfs9
- surfy11
- tiros5
- tofus9
- toros5
- torsi5
- torso5
- torus6
- tours6
- trios5
- trois5
- turbo9
- turfs9
- umbos12
- urbia9
- virus10
- visor9
- woofs11
- yours8
- zoris14