| Ichthyologie | ichthyology |
| Ichthyologe | ichthyologist |
| Ichthyologin | ichthyologist |
| Ichthyologisch | ichthyological |
| Ichthyose | ichthyosis |
| Ichthyosis | ichthyosis |
| Lichenologie | lichenology |
| Alethiologie | alethiology |
| Anthologie | anthology |
| Arthrologie | arthrology |
| Chorologie | chorology |
| Chronologie | chronology |
| Ethnologie | ethnology |
| Ethologie | ethology behavioural research |
| Mythologie | mythology |
| Pathologie | patology pathology |
| Theologie | theology |
| Eichtheorie | gauge theory |
| Ichthyosaurier | ichthyosaur |
| Hochtechnologie | high technology |