| Radiochemie | radiochemistry |
| Biochemie | biochemistry |
| Hydrochemie | hydrochemistry |
| Agrochemie | agrochemistry |
| Radiolarie | radiolarian |
| Radicchio | radicchio |
| Radiologie | radiology |
| Radiotherapie | radiotherapy |
| Radiowelle | radio wave radio station |
| Femtochemie | femtochemistry |
| Geochemie | geochemistry |
| Kosmochemie | cosmochemistry |
| Oleochemie | oleochemistry |
| Petrochemie | petrochemistry |
| Alchemie | alchemy |
| Weinchemie | wine chemistry |
| Radiographie | radiography |
| Radiologe | radiologist |
| Radionuklid | radionuclide |
| Radiotaste | radio button |