| untertänig | subservient |
| Untertanin | subject |
| Untertänigkeit | subservience |
| untertan | subject |
| Untertan | subject |
| Untergang | downfall sinking decline |
| untergärig | bottom-fermented |
| Unterstand | cabana refuge |
| Unterton | subharmonic |
| Unterling | underling |
| Untertasse | saucer |
| untertags | day daytime during |
| unfertig | crude |
| wundertätig | miraculous |
| unbeständig | unstable changeable fickle instable unsettled unsteady |
| Tuntentante | fag hag |
| Unterkleid | slip |
| Unterlagen | document |
| Untermenge | subset |
| Unterzug | girder |