| Unterzuckerung | hypoglycemia |
| Verzuckerung | saccharification |
| Unterforderung | underchallenge |
| Unterdrückung | repression |
| Unterführung | underpass subway |
| Untersuchung | investigation examination analysis checkup test inquiry |
| Unterdrücker | oppressor |
| Unterzeichnung | subscription |
| unterdrucken | hold down |
| unterdrücken | oppress stifle suppress blanket bottle up smother subdue |
| unterfüttern | underfeed |
| Unterernährung | malnutrition undernutrition undernourishment |
| Unterkühlung | supercooling hypothermia |
| Unterredung | discussion interview parley |
| Unterscheidung | distinction |
| Unterwerfung | subjugation submission subjection |
| untersuchen | investigate examine |
| Internierung | internment |
| verzuckern | saccharify |
| ungezuckert | unsugared |