24 entries under obscurity topic. ×

2
conundrum(difficulty, question, secret, puzzle)
2
enigma(difficulty, question, secret, puzzle)
1
cliffhanger(difficulty, question, secret, puzzle)
1
crux(difficulty, question, secret, puzzle)
1
cryptogram(difficulty, question, secret, puzzle)
1
difficulty(question, secret, puzzle, subtlety)
1
grabber(difficulty, question, secret, puzzle, perplexity)
1
mystery(noun, difficulty, question, secret, puzzle)
1
mystification(question, secret, puzzle, subtlety)
1
perplexity(noun, difficulty, question, secret, puzzle)
1
problem(difficulty, question, secret, puzzle)
1
puzzle(difficulty, question, secret, mystery)
1
puzzlement(question, secret, puzzle, subtlety)
1
question(difficulty, secret, puzzle, subtlety)
1
riddle(difficulty, question, secret, puzzle)
1
secrecy(difficulty, question, secret, puzzle)
1
secret(question, puzzle, perplexity, subtlety)
1
sphinx(difficulty, question, secret, puzzle, perplexity)
1
stickler(difficulty, question, secret, puzzle)
1
stumper(difficulty, question, secret, puzzle, perplexity)
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APASmart Define. (2011). mindboggler thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/mindboggler/thesaurus/synonyms
ChicagoSmart Define. 2011. "mindboggler thesaurus" https://smartdefine.org/mindboggler/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2011, mindboggler thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/mindboggler/thesaurus/synonyms>.
MLASmart Define. "mindboggler thesaurus" 23 May 2011. Web. 28 September 2026. <https://smartdefine.org/mindboggler/thesaurus/synonyms>