| imperfektiv | imperfective |
| Imperfektum | imperfect |
| Imperfekt | imperfect preterimperfect |
| Imperfektion | imperfection |
| perfektiv | perfective |
| Imperativ | imperative |
| imperativ | imperative |
| ineffektiv | feckless ineffective |
| Perfektum | perfective aspect |
| Perfekt | perfect |
| perfekt | perfect |
| Perfektion | perfection |
| hyperaktiv | hyperactive |
| uneffektiv | nugatory |
| defektiv | defective |
| effektiv | effective |
| interaktiv | interactive |
| interventiv | interventive intervention |
| Imperator | emperor |
| Importeurin | importer |