- That which has been
- The after-birth
- That which has been lost
- That which should not be given unto others
- That will do
- Thatching a house
- Thats right
- The for and against
- The force
- The four last things
- The game is on
- The great
- The likes of me
- The little stranger
- The long and the short
- The man
- The masses
- The medicinal plant evolvulus alsinoides
- The mills of god grind slowly
- The mischief
- The morn
- The name escapes
- The sooner the better
- The stores
- The sun
- The supreme
- The sword
- The ten commandments
- The thing
- The whole
- The whole outward appearance
- The whys and wherefores
- Theatrically
- Thedolite
- Thematic
- Thematically
- Theme song
- There!
- Thereabouts
- Thereafter
- Thereby
- Thereon
- Theres no holding him
- Thermal reactor
- Thermic
- Thermo chemical
- Thermo chemistry
- Thermo magnetism
- Thermodynamic
- Thermogenous
- Thin muslin
- Thin root
- Think aloud
- Think highly
- Think on
- Think scorn of
- Think tank
- Think twice
- Thinly
- Tonsillitis
- 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
- Throw oneself on
- Throw up ones eye
- Throwing out
- Thrown
- Throws
- Tibial
- Ticket collector
- Ticking
- Tickled to death
- Tidal
- Tiddly-winks
- Tide-gate
- Tide-gauge
- Tidiness
- Tie and dye
- Time-honoured
- Time-lag
- Time-zone
- Timeglass
- Timeless
- Timeliness
- Timeout
- Timid person