| Thalidomid | thalidomide |
| Phthalimid | phthalimide |
| Thalamus | thalamus |
| Thailand | Thailand |
| Thalia | Thalia |
| Thallium | thallium |
| Chalkosin | chalcocite |
| Halbidiotin | halfwit |
| Halbnomade | seminomad |
| Haligonier | Haligonian |
| Halbmond | crescent |
| Talisman | amulet talisman |
| Acidosis | acidosis |
| Holodomor | Holodomor |
| Salzdom | salt dome |
| Taxonomie | taxonomy |
| Trisomie | trisomy |
| timid | timid |
| Thais | Thais |
| Thallophyt | thallophyte |