| Thiocyanat | thiocyanate |
| Thiosulfat | thiosulfate |
| Ilchanat | Ilkhanate |
| Thibaut | Theobald |
| Thinktank | think tank |
| Hämocyanin | hemocyanin |
| Anthocyan | anthocyanin |
| Dicyan | cyanogen |
| Chinyanja | Chewa Chichewa Chinyanja Nyanja |
| Haryana | Haryana |
| Hiragana | hiragana |
| Khanat | khanate |
| Oceana | Oceana |
| Tirana | Tirana |
| Toskana | Tuscany |
| Shogunat | shogunate |
| Triosonate | trio sonata |
| Thing | Thing |
| Thioether | thioether |
| Thirza | Tirzah |