14 letters
- subdisciplines27
- subdistricting25
- submandibulars28
- subordinations21
- subsidiarities19
- subsidizations29
- superabounding27
- superadditions21
- superdiplomats26
- superintending24
- traditionalism20
- traditionalist17
- traditionalize26
- tridimensional21
- turbidimetries22
- ultradistances21
- uncontradicted25
- understandings22
- undiscoverable28
- unidimensional23
- unidirectional22
- unpredictables27
- unpremeditated24
- unstandardized29
- unsteadinesses18
- unwieldinesses22
- upstandingness24
- urediniospores20
- valedictorians24
- valetudinarian23
- valetudinaries22
- vasodilatation21
- veridicalities23
- vindictiveness28
- xenodiagnostic29