10 letters
- prenotions15
- prenticing20
- proficient20
- projection26
- pronations15
- propionate17
- propitiate16
- protectant17
- protecting19
- protection17
- protonated15
- protonates14
- psittacine17
- pteranodon16
- punctation19
- rattooning14
- recitation14
- recitativi17
- recitativo17
- refraction17
- refutation15
- reignition14
- reinciting17
- reinitiate11
- relocation15
- renovation16
- repainting17
- repetition14
- reposition14
- reputation15
- retraction14
- revocation18
- rifampicin23
- sanctifier17
- saponifier17
- sonication15
- speciation17
- stainproof17
- stenotopic17
- stentorian12
- thorianite13
- tinctorial15
- toleration12
- tonicities14
- toploftier17
- topnotcher19
- trajection23
- transition12
- tretinoins12
- tricotines14
- trifoliate14
- tripinnate15
- triplicate17
- trisection14
- truncation16
- uninitiate13
- urtication15
- vociferant21
- voiceprint21
- xenotropic24