4
incognizable(adjective, understandable, unintelligibility)
4
inexhaustible(immense, infinite, boundless, unlimited, infinity)
4
innumerable(immense, infinite, boundless, unlimited, infinity)
4
measureless(complete, absolute, unrestrained, indefinite, immense)
4
mystic(adjective, obscure, solid, strange, mysterious)
4
unbounded(complete, absolute, unrestrained, indefinite, immense)
4
vague(adjective, obscure, difficult, heavy, uncertain)
3
complex(adjective, obscure, heavy, deep, puzzling)
3
complicated(adjective, obscure, heavy, deep, doubtful)
3
elusive(adjective, mysterious, evasive)
3
equivocal(adjective, obscure, difficult, dark, strange)
3
exhaustless
3
extraordinary(adjective, awful, strange, superb, wonderful)
3
fathomless(adjective, understandable)
3
garbled(adjective, incoherent, inarticulate)
3
hard
3
hidden(adjective, obscure, solid, heavy, strange)
3
ill-defined
3
incredible
3
indefinite(complete, absolute, unrestrained, immense, infinite)
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APASmart Define. (2016). incomprehensible thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/incomprehensible/thesaurus/synonyms
ChicagoSmart Define. 2016. "incomprehensible thesaurus" https://smartdefine.org/incomprehensible/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, incomprehensible thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/incomprehensible/thesaurus/synonyms>.
MLASmart Define. "incomprehensible thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/incomprehensible/thesaurus/synonyms>