| Archidiakonat | archdeaconry archdeaconship |
| Archidiakon | archdeacon |
| Archivarin | archivist |
| Archaeon | archaeon |
| Archimandrit | archimandrite |
| Archiphonem | archiphoneme |
| Architekt | architect building designer |
| archivieren | archive |
| Fachidiot | nerd |
| Acidität | acidity |
| Archaeen | archaeon |
| Arche Noah | Noah's ark |
| Archiater | archiater |
| Archibald | Archibald |
| Archon | archon |
| Archaikum | Archaean |
| Architektin | architect |
| Architektur | architecture |
| Architrav | architrave |
| Archivale | archival object archival record archive document |