| Thermoskanne | thermos |
| Thermografie | thermography |
| Thermosphäre | thermosphere |
| Thermostat | thermostat |
| Thermochemie | thermochemistry |
| Thermographie | thermography |
| Theophanie | theophany |
| Hermann | Herman |
| Gießkanne | watering can ewer watering pot |
| Teekanne | teapot |
| Hemlocktanne | hemlock |
| Theodosia | Feodosiya |
| Theogonie | theogony |
| Theosophie | theosophy |
| Theresia | Teresa |
| Theron | Theron |
| Themse | Thames |
| Theokratie | theocracy |
| Therapie | therapy |
| Theresa | Teresa |