| irreal | unreal unreally |
| Irrsal | blunder |
| Irre | madwoman astray lunatic |
| irre | crazy insane mad |
| Irrer | crazy |
| irren | be mistaken err roam wander |
| surreal | surreal |
| Boreal | Boreal |
| boreal | boreal |
| Real | real |
| real | real natural |
| Areal | area |
| Ideal | ideal |
| ideal | ideal |
| Girren | coo |
| girren | coo |
| Irrgast | vagrant |
| Irrgang | aberration wandering path wrong path wrong track wrong way |
| Irrtum | mistake error fallacy misapprehension |
| Irrweg | aberration wandering path wrong path wrong track wrong way |