| Aktant | agent complement |
| Oktant | Octans |
| Reaktant | reactant |
| Aktin | actin |
| Altane | altane |
| Astana | Astana |
| Mutant | mutant |
| Votant | votant |
| Atlant | telamon atlantes |
| Alant | elecampane |
| Amiant | amianthus |
| Asant | asafoetida stinking gum asant devil's dung food of the gods |
| Kant | Kant |
| vakant | vacant |
| Aktien | equity |
| Aktiva | asset |
| Aktuar | actuary |
| Baktun | bʼakʼtun |
| Fakten | lowdown |
| Laktase | lactase |