| Unterwerfung | subjugation submission subjection |
| unterwerfen | subdue |
| Untersetzung | translation |
| unterworfen | liable |
| unterwürfig | obsequious |
| Unternehmung | enterprise company |
| Unterredung | discussion interview parley |
| Verwerfung | warp |
| Untergattung | subgenus |
| Unterordnung | hypotaxis |
| Unterstellung | imputation insinuation |
| Unterströmung | undercurrent |
| Unterwerk | substation |
| Unterbrechung | interruption break adjournment interrupt |
| Unterführung | underpass subway |
| Untergrund | bedrock (geol.) subfloor subgrade (constr., tech., geol.) subsoil substrate substratum base basis footing ground base coat (paint etc.) base material surface undercoat (paint etc.) underground |
| Unterhaltung | maintenance entertainment conversation palaver |
| Unterkühlung | supercooling hypothermia |
| Unterlassung | omission |
| Untersuchung | investigation examination analysis checkup test inquiry |