| inkompetent | incompetent |
| Inkompetenz | incompetence |
| kompetent | competent |
| Kompetenz | competence |
| Inkrement | increment |
| inkohärent | incoherent noncoherent |
| inkonsistent | inconsistent |
| inkontinent | incontinent |
| Kernkompetenz | core competence |
| Komplement | complement |
| idempotent | idempotent |
| impotent | impotent powerless |
| einkopieren | superimpose |
| inkompatibel | incompatible |
| Einkommen | income |
| Inkohärenz | incoherence |
| Inkonsistenz | inconsistency |
| Inkontinenz | incontinence |
| einkoppeln | couple into inject |
| hinkommen | reach fit manage |