| Tonic Water | tonic water |
| Tonicwasser | tonic water |
| Tondichter | composer |
| Tonschiefer | shale |
| Tonschöpfer | composer |
| Tonleiter | scale |
| Tonträger | sound carrier |
| Goniometer | goniometer |
| Honigwabe | honeycomb |
| Ionisator | ioniser ionizer |
| Königsbauer | king's pawn |
| Königswasser | aqua regia |
| Eichkater | squirrel |
| Pia mater | pia mater |
| Mondkrater | lunar crater |
| Sanitäter | paramedic |
| Tochter | daughter girl |
| Tokioter | Tokyoite |
| Tornister | knapsack satchel |
| Trichter | funnel |