| Unterhose | underpants pants briefs shorts |
| Unterholz | undergrowth brushwood |
| Unterton | subharmonic |
| unterheben | fold |
| Unterboden | subsoil |
| Unterhalt | alimony upkeep |
| Unterhaus | lower chamber lower house House of Commons |
| Unterhemd | undershirt |
| Unterlage | base pad underlay document paper root-stock |
| Unterrock | petticoat slip half slip underskirt |
| Untertasse | saucer |
| runterholen | play with oneself wank |
| unterhaken | arm link |
| unterhalb | below beneath |
| Interphase | interphase |
| Interesse | interest concern |
| Butterdose | butter dish |
| Osterhase | Easter Bunny |
| Lederhose | lederhosen |
| unerhört | egregious unheard-of |