10 letters
- remounting18
- renaturing15
- renominate15
- renouncing19
- renovating18
- renovation16
- renunciate16
- repainting17
- resinating14
- resonating14
- retouching19
- retraining14
- retrimming19
- reunionist13
- revocation18
- revolution17
- romanising17
- romanizing26
- ruinations13
- ruminating18
- rumination16
- ruminative19
- sanitorium15
- sauntering15
- sectioning17
- seriocomic19
- smartening17
- sonicating17
- sonication15
- stammering19
- stramonium18
- suctioning18
- tambourine18
- tambouring20
- tautomeric17
- technician20
- thermionic19
- timesaving20
- timocratic19
- tincturing18
- toenailing15
- tormenting17
- tourmaline16
- tournament16
- tourneying17
- tragicomic21
- trammeling20
- transgenic17
- trienniums16
- trigeminal17
- truncating18
- truncation16
- turmoiling18
- ulcerating18
- ulceration16
- unbecoming24
- uncharming23
- uncoercive22
- uncommoner22
- uncovering22
- uncreating18
- uncreative19
- uncritical19
- undogmatic21
- unearthing17
- uneconomic22
- unexciting25
- unfavorite19
- unforgiven22
- ungainlier16
- uniforming21
- univariate16
- unmitering18
- unneurotic17
- unoriginal16
- unraveling20
- unromantic19
- unteaching20
- untreading16
- untrimming21
- unwavering22
- uraninites13
- uricotelic18
- urinations13
- urogenital15
- urticating17
- urtication15
- vacationer18
- vaccinator21
- vagotomies19
- vanitories15
- venerating18
- veneration16
- ventriculi20
- vernations16
- vesicating20
- vicariance21
- victorious18
- victualing22
- vindicator19
- viraginous18
- vociferant21
- voiceprint21
- volumetric22
- vomitories17
- voracities17
- vouchering23