13 letters
- technophobias27
- terpsichorean22
- tetrachloride20
- thermochemist26
- throatlatches21
- tracheophytes25
- tracheotomies21
- treacherously22
- trichlorphons25
- trichologists21
- trichopterans22
- trichothecene24
- trichromatism24
- trisaccharide22
- turbochargers24
- unchallenging28
- uncharismatic26
- unchlorinated23
- underachieved26
- underachiever25
- underachieves25
- undercharging26
- unflinchingly31
- unimpeachable30
- unimpeachably32
- vouchsafement30
- weltschmerzes34
- whipstitching29