| irreversibel | irreversible |
| reversibel | reversible |
| irreparabel | irreparable |
| irreleiten | beguile |
| Irreverenz | irreverence |
| Irreversibilität | irreversibility |
| Irredentist | irredentist |
| irrigerweise | erroneously mistakenly |
| Erregerstamm | strain |
| Revers | lapel reverse |
| deverbal | deverbal |
| Inversion | anastrophe |
| Perverser | deviant |
| Perversität | deviant |
| Traversal | traversal |
| Traverse | crosspiece |
| proverbial | proverbial |
| präverbal | preverbal |
| Herzversagen | heart failure |
| Nierenversagen | kidney failure renal failure |