Fin

"Fin" in Portuguese

aleta

(aircraft component)

aleta

(of a bomb)

barbatana

(appendage of a fish)

barbatana

(device used by divers)

estabilizador

(aircraft component)

nadadeira

(appendage of a fish)

nadadeira

(appendage of a cetacean or other marine animal)

pé de pato

(device used by divers)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.