| Triphthong | triphthong |
| Diphthong | diphthong |
| Triptoton | triptote |
| Triton | Triton |
| Triathlon | triathlon |
| Triptychon | triptych |
| Monophthong | monophthong |
| Strichelung | hatching |
| Tricho | trichotillomania |
| Trikont | Third World |
| Trilog | trialogue |
| Trinkhorn | drinking horn |
| Trippeln | patter |
| trippeln | trip |
| Tristan | Tristan |
| trippig | trippy |
| Triathlet | triathlete |
| Trichine | trichina |
| Trichter | funnel |
| Trickshot | trick shot |