| Ultrafilter | ultrafilter |
| ultrakalt | ultracold |
| Straftäter | delinquent |
| Trailer | trailer |
| Aurorafalter | Orange Tip |
| Elektrofilter | electrostatic air cleaner electrostatic precipitator |
| Luftfilter | air filter |
| Netzfilter | line filter |
| Zuluftfilter | fresh air filter supply air filter supply filter |
| Ölfilter | oil filter |
| Ultraviolett | ultraviolet |
| ultraviolett | ultraviolet |
| ultramontan | ultramontane |
| Ultraismus | ultraism |
| Öltrester | oil cake |
| Strahler | radiator |
| Trawler | trawler |
| Australier | Australian |
| Austrägler | person on life estate person on pension |
| Betrachter | observer |