| Irrsal | blunder |
| irreal | unreal unreally |
| Versal | capital letter |
| dorsal | dorsal |
| Irre | madwoman astray lunatic |
| irre | crazy insane mad |
| Irrgast | vagrant |
| Irrer | crazy |
| Irrgang | aberration wandering path wrong path wrong track wrong way |
| Irrsinn | insanity lunacy madness |
| Irrtum | mistake error fallacy misapprehension |
| Irrweg | aberration wandering path wrong path wrong track wrong way |
| irren | be mistaken err roam wander |
| irrig | errorneous mistaken |
| Hörsaal | lecture hall |
| Korsar | privateer |
| ehrsam | decent |
| Missal | canon |
| Trübsal | doldrums |
| Futsal | five-a-side football |