- The small hours
- The smallest room
- The social evil
- The son of man
- The star system
- The struggle for existence
- The sword of damocles
- The upper house
- The way of life
- The way to mans heart is through this stomach
- The writing on the wall
- The yellows
- Thearchy
- Theatrical
- Theatrics
- Their name is legion
- Theme
- There is the rub
- There or thereabouts
- Thereabout
- Thermal capacity
- Thermal's
- Thermally
- Thermic effect
- Thermic stimulus
- Thermit
- Thermite
- Thermo
- Thermo metrical
- Thermodynamics
- Thermoelectric
- Thermoelectricity
- Thin
- Thin on top
- Thunderbird
- Think
- Think about
- Think better of
- Think of
- Think through
- Thinkable
- Thinkcentre
- Thistle
- Thistledown
- Thoria
- Thorn
- Thorough
- Thought
- Thought-out
- Thought-reading
- Thrush
- Thrust aside
- Thrust oneself
- Thumb a lift
- Thumbs down
- Thump
- Thump impression
- Thunder-stroke
- Thundercloud
- Thwack
- Thy
- Thyme
- Thyself
- Tied to one's wife's apron strings
- Ties
- Tiger beetle
- Tiger mom
- Tight schedule
- Tightness
- Tightrope walk
- Tights
- Tiht garment
- Tilde
- Tiling
- Time-keeper
- Time-limit
- Time-lines
- Time-server
- Time-signal
- Timepiece
- Timer
- Timid
- Timid eyes
- Tin god
- Tin ware
- Tin-plate
- Tin-tack
- Tipula
- Tirade
- Tired
- Tired person
- Tirelessness
- Tissue
- Tit for tat
- Titan
- Titbit
- Titillation
- Titillative
- Title-page
- To be accurate