| thermisch | thermal |
| athermisch | athermal |
| thetisch | thetic |
| ätherisch | ethereal essential |
| heroisch | heroic |
| herrisch | bossy |
| chemisch | chemical chemically |
| heimisch | indigenous native |
| tierisch | animal very |
| Thermidor | Thermidor |
| theistisch | theistic |
| Thermik | thermal |
| Thermit | thermite |
| athenisch | Athenian |
| lutherisch | Lutheran |
| sthenisch | sthenic |
| thebanisch | Theban Thebæan |
| thematisch | thematic thematically topical topically |
| theoretisch | theoretical |
| seherisch | visionary |