a mind-boggler
21puzzler — Synonyms and related words: Chinese puzzle, baffling problem, brain twister, crossword puzzle, crux, enigma, enigmatic question, floorer, jigsaw puzzle, knot, knotty point, mind boggler, mystery, nut to crack, perplexed question, perplexity,… …
22question — Synonyms and related words: Chinese puzzle, Parthian shot, Pyrrhonism, absurd, address, affirmation, agonize over, allegation, answer, apostrophe, apprehension, approach, ask, ask a question, ask about, ask questions, assertion, assuredly, at… …
23question mark — Synonyms and related words: Chinese puzzle, baffling problem, bone of contention, brain twister, catechism, cross interrogatory, cross question, crossword puzzle, crux, debating point, demand, enigma, enigmatic question, feeler, floorer, inquiry …
24sticker — Synonyms and related words: Chinese puzzle, adherent, adhesive, baffling problem, barnacle, billhead, book stamp, bookplate, brain twister, bramble, brand, brier, bristle, broad arrow, bulldog, burr, cachet, cactus, catchweed, cement, check,… …
25stumper — Synonyms and related words: Chinese puzzle, baffling problem, brain twister, campaigner, crossword puzzle, crux, electioneer, enigma, enigmatic question, floorer, jigsaw puzzle, knot, knotty point, mind boggler, mystery, nut to crack, perplexed… …
26tough proposition — Synonyms and related words: Augean task, Chinese puzzle, Herculean task, backbreaker, baffling problem, ballbuster, bitch, brain twister, chore, crossword puzzle, crux, dead lift, enigma, enigmatic question, floorer, handful, hard job, hard pull …
27why — Synonyms and related words: Chinese puzzle, argument, baffling problem, brain twister, conundrum, crossword puzzle, crux, enigma, enigmatic question, excuse, explanation, floorer, for which, for why, from what cause, ground, how come, jigsaw… …
28conundrum — I (New American Roget s College Thesaurus) n. riddle, enigma, puzzle. See secret. II (Roget s IV) n. Syn. enigma, riddle, problem; see puzzle 2 . See Synonym Study at puzzle . III (Roget s 3 Superthesaurus) (VOCABULARY WORD) n. [kuh NUN drum] a… …
29enigma — I (New American Roget s College Thesaurus) n. riddle, mystery, puzzle, conundrum, secret. See difficulty, unintelligibility. II (Roget s IV) n. 1. [Puzzle] Syn. problem, riddle, parable; see puzzle 2 , 3 . 2. [Anything or anyone inexplicable] Syn …
30riddle — I (New American Roget s College Thesaurus) n. conundrum, enigma, puzzle; problem, poser. See secret, difficulty, unintelligibility. II (Roget s IV) n. 1. [A difficult problem] Syn. problem, puzzle, question, knotty question, doubt, quandary,… …
