| Tritocerebrum | tritocerebrum |
| Trichterbrust | pectus excavatum |
| Trickbetrug | con game |
| Triforium | triforium |
| Tribometer | tribometer |
| Rittertum | knighthood |
| Kriterium | criterion |
| Trinkerei | drink |
| Tritheismus | tritheism |
| Trittleiter | step ladder |
| trickreich | artful |
| Triceratops | triceratops |
| Trichter | funnel |
| Triennium | triennium |
| Trigonometrie | trigonometry |
| Trikolore | tricolour |
| Trimeter | trimeter |
| Triticale | triticale |
| Tritium | tritium |
| Tritonus | tritone |