- coconut
- concoct
- contort
- contour
- coot
- cotton
- cottony
- count
- country
- county
- court
- crouton
- curt
- cutout
- nutty
- onto
- outcry
- outro
- outrun
- root
- roto
- rotor
- rout
- runout
- runt
- runty
- rutty
- tony
- toon
- toot
- torn
- toro
- tort
- tour
- tout
- trot
- trout
- troy
- tryout
- turn
- turnout
- tutor
- tutu
- tycoon
- tyro
- uncut
- unto
- yurt