5 letters
- summa12
- sunna8
- supra9
- surah8
- sural7
- suras6
- surra6
- sutra6
- swarm11
- tarns6
- trams8
- trans6
- tunas7
- turns7
- ulama10
- ulans8
- ulnar8
- ulnas8
- umbra12
- umiac12
- unais7
- unarm10
- unary9
- unaus8
- unbar10
- uncap13
- uncia10
- uncos10
- uncus11
- unjam19
- unman11
- unsay9
- urase6
- urban10
- ureas6
- ursae6
- usnea7
- vacua13
- varas9
- varna10
- varus10
- wamus12
- warms11
- warns9
- yamun12
- yarns8
- yuans9
- yucas11