- Tail
- Tap
- Target quality
- Tautosyllabic
- TBU
- Tense
- Tenuis
- Thorn
- Thyroid cartilage
- ToBI
- Tonality
- Tone
- Tone-bearing unit
- Tone group
- Tone sandhi
- Tongue back
- Tongue front
- Tongue muscles
- Tongue root
- Tonic
- Tonicity
- Tonogenesis
- Trailing tone
- Transcription
- Transition
- Triangular wave
- Trill
- Trisyllabic Laxing
- Truncation
- Turbulent flow
- Tympanum