trettre treuant tro-tro trocano troffer trofrec troller troncal trotlet trotoff trotout trottee trotter trottle trotula trouant trounce trouter truecar trueful truffle truncal trunnel truntle truttle tuatafa tuatara tuatera tucuru tuefall tuffall tuffoon tufnell tuftlet tul-tul tulcan tuleara tulette tullett tunacan tuneful tunelet tuneout tunnell tuonela turacou turanur turcanu turenne turftoe turn-on turn-to turnell turnera turnoff turnour turnout turraea turreae turrell turrene turtanu turtler turtlet turunen tut-tut tutelar tuteler tutnall tutorer tutuala tutunac tuun-la tuurala u-force uccello uffelte ufotofu ulanlar ulcero- ullalla ulonata uluella ululant ululate una-una unacute unalert unalone unalter unatara uncelen unclean unclear uncleft uncount uncrate uncruel uncture uncular unearnt uneaten unefon unelect unerect unfelon unfence unfloor unlearn unloco unoften untoten untrace untreue untruer ur-cool uracane uranate uranoan urcelle urceola urceole urocele uroctea uronate urtenen uruacu urucuca utanfor utatane ute-tan utraula uttanur uttaran utterer ututo-e