| Pädologie | pedology |
| Pedologie | pedology |
| Podologie | chiropody podiatry |
| Indologie | Indology |
| Podologe | podiatrist |
| Podologin | podiatrist |
| Ludologie | ludology |
| Aerologie | aerology |
| Pönologie | penology |
| Apologie | apology apologia |
| Pathologie | patology pathology |
| Patrologie | patrology |
| Pomologie | pomology |
| Radiologie | radiology |
| Pädagoge | pedagogue educator |
| Pädagogik | pedagogy pedagogics education science |
| Pädagogin | paedagogue |
| Kurdologie | Kurdology |
| -ologie | -ology |
| Areologie | areology |