| Ökonometriker | econometrician |
| Ökonometrikerin | econometrician |
| Ökonometrie | econometrics |
| ökonometrisch | econometric econometrical |
| Axonometrie | axonometric projection axonometry |
| Phonometrie | phonometry |
| Kosmetiker | cosmetician |
| Ökonomie | economy |
| Ikonolatrie | iconolatry |
| Onomastiker | onomastician |
| Ionometer | ionometer |
| axonometrisch | axonometric |
| Iodometrie | iodometry |
| Optometrie | optometry |
| Fonetiker | phonetician |
| Phonetiker | phonetician |
| ökonomisieren | economize |
| Okonomiyaki | okonomiyaki |
| Ökoenergie | green energy green power |
| Ökonomin | economist |