Synonyms and Antonyms of backfire

  1. to have the reverse of the desired or expected effect <my plan to throw her a surprise party backfired when she ended up sobbing that everyone had forgotten her birthday> Synonyms boomerang Related Words collapse, flop, flunk, fold, wash out; flounder, struggle; decline, slip, slump, wane Near Antonyms succeed; flourish, prosper, thrive

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