9 letters
- subgenres16
- subregion16
- subsenses14
- subseries13
- suggester14
- sunseeker15
- superegos15
- supergene16
- surgeries12
- surliness12
- suspenser14
- suspenses14
- suspensor14
- synereses12
- syneresis12
- synergies14
- synesises12
- terseness10
- tigresses11
- toggeries13
- trussings13
- uncrosses14
- undergoes14
- undresses12
- universes15
- unserious12
- urgencies16
- woenesses13