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conundrum

noun

Synonyms and Antonyms of conundrum

  1. something hard to understand or explain <the conundrum of how an ancient people were able to build such massive structures without the benefit of today's knowledge and technology> Synonyms closed book, mystery, enigma, head-scratcher, mystification, puzzle, puzzlement, riddle, secretRelated Words brainteaser, case, challenge, knot, matter, perplexity, poser, problem, stumper, trouble





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