| Subject | English | Spanish |
| transp., nautic. | captain of frigate | capitán de fragata |
| life.sc., environ. | Christmas Island frigate bird | fragata de las islas Christmas (Fregata andrewsi) |
| environ., nat.res. | Christmas Islands frigate bird | fragata de las islas Christmas (Fregata andrewsi) |
| nat.sc., agric. | frigate birds | fragatas (Fregatidae) |
| fish.farm. | frigate mackerel | judío (Auxis rochei) |
| nat.res., fish.farm. | frigate mackerel | melva tazard (Auxis thazard) |
| fish.farm. | frigate mackerel | canutero (Auxis rochei) |
| nat.res., fish.farm. | frigate mackerel | melva (Auxis thazard) |
| nat.res. | frigate petrel | paíño pechialbo (Pelagodroma marina) |
| fish.farm. | frigate tuna | melva (Auxis thazard) |
| nat.res., fish.farm. | frigate tuna | melva tazard (Auxis thazard) |
| life.sc., fish.farm. | frigate tuna | melva (Auxis thazard) |
| gen. | guided-missile frigate | fragata portamisiles dirigidos |
| nat.res. | magnificent frigate bird | rabihorcado grande (Fregata magnificens) |
| tech. | Navy Fast Frigate | fragata rápida de la Armada |