- Testatrix
- Tester
- Testify
- Tetanus
- Thanthra sasthra
- That
- That which is not base
- That day itself
- That is your sort
- 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 canarese region
- The chosen few
- The deity
- The end of the line
- The evil eye
- The fallen
- The herb of oxalis
- The holy one
- The horrors
- The iron curtain
- The knife
- The last trump
- The letter sha
- The old serpent
- The old sod
- The one and the many
- The oppressed
- The other life
- The other way about
- The pentagon
- The period in which saturn travels in the 4th 7th and 10th signs of the zodiac
- The pit of the stomach
- The plant clerodendron siphonanthus
- The poor
- 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
- 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