| amateur | diletante |
| Amateur astronomy | Astronomía amateur |
| Amateur radio frequency allocations | Bandas de frecuencia |
| Amateur rocketry | Coheteria amateur |
| Amateur voice acting | Fandub |
| amateurish | amateur |
| amateurism | amateurismo |
| Amatitan | Amatitán |
| amatory | amatorio |
| Amaury de Montfort | Amaury VI de Montfort |
| Amaury Nolasco | Amaury Nolasco |
| amaxophobia | amaxofobia |
| amaze | desconcertar |
| amazed | aturdido |
| amazement | estupefacción |
| amazing | extraordinario |
| Amazing Grace | Sublime Gracia |
| Amazing Stories | Cuentos asombrosos |
| amazingly | increíblemente |
| Amazon | Amazonas |
| Amazon Basin | Amazonas |
| Amazon Cooperation Treaty Organization | Organización del Tratado de Cooperación Amazónica |
| Amazon Kingfisher | Chloroceryle amazona |
| Amazon Rainforest | Selva Amazónica |
| Amazon River | Río Amazonas |
| Amazon Standard Identification Number | ASIN |
| Amazon Stonehenge | Calçoene |
| Amazon Theatre | Teatro Amazonas |
| Amazonas | Amazonas |
| Amazonas Department | Amazonas |
| Amazonas Region | Departamento de Amazonas |
| Amazonia | Amazonas |
| Amazonian | amazónico |
| Amazonian antshrike | batará amazónico |
| Amazonian Manatee | Trichechus inunguis |
| amazonite | amazonita |
| Amazonomachy | Amazonomaquia |
| Amazonsaurus | Amazonsaurus |
| AMBA | Amba |
| ambassador | embajador |
| Ambassador-at-large | Embajador |
| ambassadorial | de embajador |
| ambassadress | embajadora |
| Ambato Department | Departamento Ambato |
| Ambazonia | Ambazonia |
| amber | ámbar |
| Amber Benson | Amber Benson |
| Amber Diceless Roleplaying Game | Ámbar |
| Amber Room | Cámara de Ambar |
| Amberg | Amberg |
| Amberg-Sulzbach | Distrito de Amberg-Sulzbach |
| ambergris | ámbar gris |
