9 letters
- separator12
- serotinal11
- serotonin11
- serrating12
- serration10
- snakeroot14
- snoopiest13
- soapstone13
- sopranino14
- sororates9
- sorptions13
- sparriest12
- sparteine13
- spearmint16
- spearwort15
- spoliator13
- spooniest13
- sprinters13
- stationer10
- stonecrop16
- strainers10
- stroppier15
- supinator14
- taborines13
- tandooris11
- teardrops13
- teaspoons13
- ternaries10
- terpinols14
- terrapins13
- tonsorial11
- topiaries12
- toreadors10
- tornadoes11
- torsional11
- transpire13
- transport13
- transpose13
- trapdoors13
- trapesing15
- traplines14
- tricornes13
- triplanes14
- triptanes13
- troopials13
- troponins14
- unrepairs14
- uprooters13
- veratrins14