| Aktiva | asset |
| Aktivator | activator |
| Aktiv | active voice |
| aktiv | active |
| Aktien | equity |
| Aktie | share stock |
| Aktin | actin |
| Aktion | action operation promotion campaign |
| Aktivum | asset active voice active |
| active | actively |
| Aktuar | actuary |
| Faktura | invoice |
| inaktiv | dormant |
| Akt | act action nude file |
| Aktant | agent complement |
| Akte | file |
| Akteur | actor |
| Aktionär | shareholder stockholder |
| Aktivist | activist |
| Aktivität | activity |