9 letters
- supervene18
- supervise17
- supinates14
- supinator14
- supremacy21
- supremest16
- surceased14
- surceases13
- suricates13
- surnamers14
- surplices17
- suspender15
- suspenser14
- suspensor14
- suspicion17
- sustainer11
- suzerains20
- sycamines18
- sycamores17
- symposium21
- temporise15
- tenacious14
- timpanums20
- toepieces15
- transpose13
- treponema16
- treponeme16
- tricepses15
- truancies14
- umpirages18
- unawesome17
- unciforms20
- uncreates14
- uncrossed15
- uncrosses14
- underpass15
- underseas12
- uneasiest11
- universes15
- unmaskers18
- unpackers21
- unpersons15
- unpressed15
- unreasons12
- unrepairs14
- unserious12
- unspheres16
- uppercase19
- upraisers13
- upreaches18
- upsoaring16
- urbanises14
- urbanisms17
- urgencies16
- urinemias14
- urokinase15
- vaporises16
- veracious17
- verminous18
- veronicas17
- vinaceous18
- weariness13
- wearisome15
- winepress16
- wiseacres15
- womanises16