Breaker

wiktionary

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From Middle English breker, brekere, equivalent to break +‎ -er. Cognate with Dutch breker, German Brecher.

Probably from Spanish barrica(“barrel”). Doublet of barrique.

etymonline

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breaker (n.)

late 12c., "one who or that which breaks;" 1680s as "heavy ocean wave," agent noun from break (v.). Related: Breakers.