| -er | -er -or |
| -erl | -ling |
| -erei | -ery |
| -erweise | -ly |
| L1-Erwerb | L1 acquisition first language acquisition |
| L2-Erwerb | L2 acquisition second language acquisition |
| Schwarz-Erle | black alder |
| Aha-Erlebnis | aha experience |
| Bird-Eröffnung | Bird's Opening |
| Nahtod-Erfahrung | near-death experience |
| Sokolski-Eröffnung | Orangutan Polish Opening Sokolsky Opening |
| Todesnähe-Erfahrung | near-death experience |
| Freund-Feind-Erkennung | identification friend or foe |
| Alte-Erde-Kreationismus | Old Earth creationism |
| Junge-Erde-Kreationismus | Young Earth creationism |