5
complicated(adjective, hard, complex, involved, tricky)
5
cryptic(adjective, uncertain, vague, unclear, unintelligible)
5
indefinite(uncertain, vague, unclear, ambiguous, misleading)
5
perturbing(verb, adjective, deranging)
5
subtle(hard, delicate, complex, tricky, complicated)
4
Byzantine
4
captious(tricky, misleading)
4
deranging(verb, adjective, deranging)
4
entangling(verb, complicating)
4
equivocal(adjective, uncertain, awkward, vague, uneasy)
4
incomprehensible
4
knotty(adjective, hard, complex, tricky, complicated)
4
muddling(verb, deranging)
4
paradoxical(adjective, hard, difficult, delicate, complex)
4
problematic
4
treacherous
3
addling
3
befuddling(adjective, puzzling, confounding)
3
blurring(noun, verb, deranging)
3
cluttering(verb, deranging, disordering)
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APASmart Define. (2015). confusing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/confusing/thesaurus/synonyms
ChicagoSmart Define. 2015. "confusing thesaurus" https://smartdefine.org/confusing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, confusing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/confusing/thesaurus/synonyms>.
MLASmart Define. "confusing thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/confusing/thesaurus/synonyms>