9 letters
- resonator10
- restraint10
- retainers10
- retearing12
- retention11
- reticence16
- reticency18
- retirants10
- retorting12
- retracing15
- retracted13
- retractor12
- retrained11
- retroacts12
- retrodict13
- revertant14
- rewritten13
- ricercare15
- rotameter12
- rotations10
- rotatores9
- rotenones11
- runcinate15
- scatterer12
- secretion13
- sententia11
- serotonin11
- serration10
- stationer10
- streetcar12
- taconites13
- tangerine13
- tanneries11
- tarnation11
- tarriance13
- tectonics16
- tectrices15
- tenancies14
- tenanting14
- tenorites10
- tensioner11
- tentering13
- teratogen12
- terminate13
- ternaries10
- terracing15
- theoretic14
- thereinto12
- threonine13
- throatier11
- tolerance14
- tolerator10
- tonometer13
- tormenter13
- tormentor13
- traceried13
- traceries12
- tractions13
- transient11
- transonic14
- trattorie9
- trecentos13
- trenchant16
- tretinoin11
- tricornes13
- tricotine13
- trictracs15
- trinketer14
- trisector12
- uncannier16
- uncertain15
- unconcern19
- utterance14
- venerator14
- veratrine14
- vernation15