4
murky
4
unconnected(adjective, strange, fantastic, irregular, improper)
4
undecipherable(adjective, illegible, unintelligibility)
3
imperfect
3
baffling(adjective, hard, obscure, difficult, solid)
3
covert(clandestine, underground, undisclosed, concealment)
3
cryptic(adjective, obscure, difficult, dark, uncertain)
3
dim(adjective, weak, obscure, rough, dark)
3
disjointed
3
enigmatical(adjective, hard, obscure, delicate, solid)
3
formless(adjective, obscure, unclear, indistinct, indistinguishable)
3
fuzzy(adjective, weak, rough, uncertain, doubtful)
3
inapprehensible
3
inconceivable
3
inexplicit(adjective, obscure, uncertain, vague, ambiguous)
3
invisible(obscure, dark, superior, mysterious, supernatural)
3
irrational
3
muddy(adjective, obscure, uncertain, vague, unclear)
3
perplexing(adjective, hard, obscure, rough, difficult)
3
secret(adjective, obscure, dark, superior, uncertain)
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APASmart Define. (2016). unintelligible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unintelligible/thesaurus/synonyms
ChicagoSmart Define. 2016. "unintelligible thesaurus" https://smartdefine.org/unintelligible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unintelligible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unintelligible/thesaurus/synonyms>.
MLASmart Define. "unintelligible thesaurus" 30 March 2016. Web. 29 September 2026. <https://smartdefine.org/unintelligible/thesaurus/synonyms>