10 letters
- recitation14
- recitativi17
- reinciting17
- reinhabits16
- reinitiate11
- repainting17
- repatching21
- reptilians15
- resinating14
- revanchist20
- rheostatic15
- rhinitides14
- rickettsia17
- sanctifier17
- sanctities14
- sapphirine19
- scattering16
- septenarii14
- sharpening19
- shattering15
- shipfitter18
- sincipital18
- snatchiest16
- spattering16
- speciating19
- speciation17
- spectating19
- sphericity20
- sphincters19
- starchiest15
- stentorian12
- straighten15
- stretching18
- strychnine19
- tanistries11
- taperstick20
- tarnishing16
- technician20
- tenacities14
- tenantries12
- tendinitis13
- tetanising14
- theistical16
- therapists15
- thorianite13
- tonicities14
- tracheitis15
- transcript17
- transgenic17
- transience15
- transiency17
- transients12
- transiting14
- transition12
- transitive15
- trephining19
- tretinoins12
- triarchies15
- trichiases15
- trichiasis15
- trichinize25
- tricotines14
- triennials13
- tripinnate15
- triplicate17
- trisecting16
- trisection14
- tristearin11
- triticales14
- triunities12
- uintahites14
- unartistic15
- uninitiate13
- uraninites13