| theologisch | theological theologic |
| geologisch | geologic geological |
| ideologisch | ideological ideologic |
| teleologisch | teleological |
| ethnologisch | ethnologic ethnological |
| ethologisch | etologic |
| topologisch | topologic topological topologically |
| theosophisch | theosophic |
| Theologie | theology |
| Theologin | theologian |
| theoretisch | theoretical |
| aretologisch | aretological |
| autologisch | autological |
| bryologisch | bryological |
| phonologisch | phonological |
| phrenologisch | phrenological |
| pomologisch | pomological |
| tautologisch | tautological |
| ufologisch | ufological |
| axiologisch | axiological |