9 letters
- retarding13
- retiarius10
- retinoids11
- retirants10
- retrained11
- rigatonis12
- roadsters10
- roistered10
- romanised14
- saintlier11
- sanitised11
- sanitized20
- sanitoria10
- satirised10
- satirized19
- saturniid12
- sedations11
- seditions11
- senhorita12
- seniority12
- senoritas10
- seriating12
- serotinal11
- serranids11
- serrating12
- serration10
- solitaire10
- sonicated14
- sortieing12
- stationed11
- stationer10
- sternward14
- steroidal11
- strainers10
- stranders11
- striation10
- stringier12
- taborines13
- tandooris11
- tardiness11
- tarnished13
- teardowns14
- teardrops13
- ternaries10
- terrapins13
- tolidines12
- topiaries12
- toreadors10
- tornadoes11
- torridest10
- torrified13
- torrifies12
- tradition11
- trailside11
- transited11
- transpire13
- triazines19
- tricornes13
- trihedron13
- trilinear11
- trioxides17
- tripodies13
- urinaries11
- veratrins14