| altväterlich | old-fashioned |
| altväterisch | old-fashioned |
| väterlich | paternal fatherly |
| Altmaterial | scrap |
| Altlateinisch | Archaic Latin Early Latin Old Latin |
| altertümlich | ancient |
| altkatholisch | Old Catholic |
| achterlich | astern |
| bitterlich | bitterly bitter |
| ritterlich | chivalrous |
| elterlich | parental |
| klösterlich | cloistral monastic |
| mütterlich | maternal motherly |
| alljährlich | annual every year |
| Altes Reich | Old Kingdom |
| Altkatholik | Roman Catholic |
| Altlatein | Archaic Latin Early Latin Old Latin |
| Altpersisch | Old Persian |
| Alttürkisch | Old Turkish |
| alttürkisch | Old Turkic |