- Thermography
- Thermoplastic
- Thermos flask
- Thermosphere
- Thespian
- Thick forest
- Thieving
- Thigh-bone
- Thistle
- Thistledown
- Thoria
- Thorn
- Thorough
- Thought
- Thought-out
- Thought-reading
- Three tenses
- Three times of a day
- Three-decker
- Three-eyed
- Three-road junction
- Threshold
- Thrifty
- Thrill
- Thrilling
- Thrisanku
- Through
- Through carriage
- Throw about
- Throw lupe
- Throw over
- Throw stones
- Throwing away
- Throwing down
- Tightwad
- Tickle
- Tickle persons ribs
- Tide over
- Tidings
- Tidy
- Tidy away
- Tie dye
- Tie up the loose ends
- Tie-pin
- Till the last
- Till when?
- Tillage
- Timbered
- Time after time
- Time immemorial
- Time will tell
- Time-bargain
- Tinder-box
- Tindery
- Tinea
- Tingle
- Tingling
- Tiniest
- Tinkling anklet
- Tinning
- Tinospora
- Tinsmith
- Tintinnabulation
- Tip-off
- Tip-silly
- Tippet
- Tippler
- Tizzy
- To a frazzle
- To abandon
- To accept
- To achieve
- To add butter milk to milk
- To aim at
- To and fro
- To arrange
- To bale out
- To be abashed
- To be detained
- To be fed up
- To be filled up
- To be giddy
- To be hampered
- To be mendend
- To be ruined
- To be scurpulous
- To be shaken
- To be surprised
- Toolkit
- To be united
- To be wasted
- To beat
- To beat vehemently on the breast
- To dazzle
- To colonise
- To comb hair
- To comb the hair
- To come high
- To compromise
- To confide