| -ologie | -ology |
| -ologe | -ologist |
| Oologie | oology |
| -logie | -logy |
| Aerologie | aerology |
| Ufologie | ufology |
| Apologie | apology apologia |
| Biologie | biology |
| Egologie | egology |
| Geologie | geology |
| Kolonie | colony |
| Myologie | myology |
| Noologie | noology |
| Otologie | otology |
| Urologie | urology |
| Zoologie | zoology |
| Ökologie | ecology |
| Önologie | oenology enology |
| -login | -logist |
| -loge | -logist |