- Towage
- Tackling
- Tact
- Tactful
- Tactfully
- Tactic
- Tactics
- Tactile
- Tactual perception
- Tag along
- Tag-end
- Taglet
- Tagrag
- Tail
- Tail fin
- Tail-board
- Tail-feather
- Terms
- Terms of a pact
- Teuto
- Terms of reference
- Terra firma
- Terracota
- Terrapin
- Terraqueous
- Terrestrial
- Terrestrial planets
- Terrific
- Terror
- Terror-stricken
- Terror-struck
- Terrorist movement
- The press
- The prisoner is at large
- The redeemer
- The ring
- The ropes
- The sack
- The salt of the earth
- The same
- The sanctity of life
- The sands
- The sap of youth
- The scaffold
- The three celestial zones
- The three-leaved hemionites or desmodium
- The tomb
- The tower of babel
- The tree alstonia scholans
- The uninitiated
- The upper ten thousand
- The vale of tears
- The vicar of christ
- The vitals
- Theocratical
- Theologian
- Theoretically
- Theorization
- Theorize
- Theory of evolution
- Therapeutic
- Therapeutist
- There are no flies on
- Thermophile
- These
- They are off
- Thiamine
- Thick
- Thick-headed
- Thick-skulled
- Thigh
- Thinness
- Third
- Third degree method
- Third estate
- Thirst
- Thirteenth
- Thirtieth
- Thiruvananthapuram
- Thiruvathirakakli
- This man
- This much
- This time
- Thoughtlessness
- Thousand
- Thousand fold
- Thousand millions
- Thralldom
- Thrash out
- Threadbare
- Thready
- Threatening
- Thunderbolt
- Three rhythms in music
- Three ring circus
- Topcoat
- thrombocytopenia
- Thrombosis
- Thrombus
- Through thick and thin