| Phytologie | phytology |
| Phykologie | phycology |
| Physiologie | physiology |
| Phytotomie | phytotomy |
| Zytologie | cytology |
| Protologie | protology |
| Philologie | philology |
| Phonologie | phonology |
| Physiologe | physiologist |
| Physiologin | physiologist |
| Aretologie | aretology |
| Erotologie | erotology |
| Histologie | histology |
| Keltologie | Celtic studies |
| Kryptologie | cryptology |
| Motologie | motology |
| Oktologie | octology |
| Ontologie | ontology |
| Otologie | otology |
| Politologie | political science |