Synonyms|143Antonyms|4|Broader|5Narrower|2Related|72
14
code(noun, secret, document, cipher)
11
cipher(noun, secret, document, code)
8
mystery(noun, difficulty, question, secret, puzzle)
7
enigma(noun, difficulty, question, secret, puzzle)
7
riddle(noun, difficulty, question, secret, puzzle)
6
cryptograph(noun, code, cipher)
6
problem(noun, difficulty, question, secret, puzzle)
4
puzzle(noun, difficulty, question, secret, obscurity)
4
secret writing(noun, expression, idiom)
3
brainteaser(noun, difficulty, question, secret, puzzle)
3
poser(noun, difficulty, question, secret, puzzle)
2
cryptography
2
cypher
2
figure(noun, document)
2
maze(noun, secret)
2
puzzlement(question, secret, puzzle, obscurity, knot)
2
representation(noun, document)
2
secret language(expression, idiom)
2
sixty-four-thousand-dollar question(expression, difficulty, question, secret, puzzle)
2
stickler(difficulty, question, secret, puzzle, knot)
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APASmart Define. (2015). Cryptogram thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/cryptogram/thesaurus/synonyms
ChicagoSmart Define. 2015. "Cryptogram thesaurus" https://smartdefine.org/cryptogram/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, Cryptogram thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/cryptogram/thesaurus/synonyms>.
MLASmart Define. "Cryptogram thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/cryptogram/thesaurus/synonyms>