5 letters
- rands7
- ranis6
- ranks10
- rants6
- reams8
- reman9
- rheas7
- rheum11
- rhumb14
- roams8
- roans6
- roman9
- ruana7
- ruins7
- rumba12
- rumen10
- rumps12
- runes7
- rungs9
- runts7
- rushy10
- ruths8
- sadhu9
- sagum11
- saner6
- sangh10
- saran6
- sarin6
- sauch11
- saugh10
- sauna7
- saury8
- scaur9
- scram11
- scrum12
- serum9
- shame10
- shams10
- shank12
- shard8
- share7
- shark11
- sharn8
- sharp10
- shaul9
- shawm13
- shawn11
- shear7
- shorn8
- shrub11
- shrug10
- shuln10
- shuns9
- shunt9
- simar8
- smarm11
- smart8
- smash10
- smear8
- snafu10
- snare6
- snark10
- snarl7
- snash8
- snath8
- sonar6
- spurn10
- strum9
- subah11
- sugar8
- sumac12
- summa12
- sunna8
- supra9
- surah8
- sural7
- suras6
- surra6
- sutra6
- swarm11
- tahrs7
- tarns6
- tharm10
- thrum11
- trams8
- trans6
- trash7
- tunas7
- turns7
- uhlan10
- ulans8
- ulnar8
- ulnas8
- umbra12
- unais7
- unarm10
- unary9
- unaus8
- unbar10
- unhat9
- unjam19
- unman11
- unsay9
- urase6
- urban10
- ureas6
- ursae6
- usher8
- usnea7
- varus10
- wamus12
- warms11
- warns9
- whams13
- yamun12
- yarns8
- yuans9