- The third degree
- The third part
- The third world
- The three basic tenses
- The time of day
- The times
- The tip of the iceberg
- The tree michalia champaka
- Theocratic
- Theogen
- Theologically
- Theology
- Theophorous
- Theorem
- Theoretics
- Theories
- Theosophy
- Therapy
- There
- There is
- There is money in
- There is no love lost between them
- Thermography
- Thermoplastic
- Thermos flask
- Thermosphere
- Thespian
- Thick forest
- Thieving
- Thigh-bone
- Thinnish
- Third degree burn
- Third gear
- Third person
- Third-rate
- Thirdly
- Thirukkural
- Thiruvonam
- This life
- Thoughtfully
- Thoughtless
- Thrall
- Thrasher
- Thrawt
- Thread-paper
- Three days
- Three hundred
- Three qualities
- 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
- To be accurate
- To be amazed
- To be angry
- To be at pains
- To be baked
- To be bed-ridden
- To be benumed
- To be better than
- To be corrupted
- To be defined
- To be demonstrated