- Tulip
- Tumble-down
- Tumbling
- Tumefaction
- Tumid
- Tumour
- Turn
- Turn a deaf ear to
- Turn an honest penny
- Turn the tables on
- Turn turtle
- Tutoress
- Tutoring
- Tutors
- Tutti-frutti
- Tw-fold
- Tweed
- Tweet
- Tweezers
- Twelfth
- Twenty
- Twerp
- Twice
- Twin
- Twin engined
- Twosome
- Type of syphilis
- Type-metal
- Type-setter
- Typesetting
- Typewriter
- Typicalness
- Typo
- Typographical error
- Tyrannize