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Added 10 October 2026

mystifier

noun

noun Definition from WordNet 3.1, Princeton University. More about mystifier at Wordnik → Where our words come from →

A particularly baffling problem that is said to have a correct solution.
he loved to solve chessmate puzzles

Origin

From mystify + -er.

From Wiktionary, via Kaikki.org (CC BY-SA)

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