Barracuda

google

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late 17th century: of unknown origin.

wiktionary

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First attested in the 1670s, from Latin American Spanish barracuda, perhaps from a Cariban word.

etymonline

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barracuda (n.)

large voracious fish of the West Indies and Florida, 1670s, barracoutha, from American Spanish barracuda, which is perhaps from a Carib word.