Synonyms|37Antonyms|1|Broader|0Narrower|0Related|0

25 entries under adjective topic. ×

1
Delphic(unfathomable, impenetrable, unintelligible)
1
Greek(incoherent, unfathomable, incomprehensible, impenetrable)
1
baffling(unfathomable, impenetrable, unintelligible)
1
beyond comprehension(expression, unfathomable, impenetrable, opaque)
1
clear as mud(expression, unfathomable, impenetrable, opaque)
1
cryptic(unfathomable, impenetrable, opaque, unintelligible)
1
enigmatic(unfathomable, impenetrable, unintelligible)
1
fathomless(incoherent, unfathomable, incomprehensible, impenetrable)
1
impenetrable(incoherent, unfathomable, incomprehensible, unintelligible)
1
incognizable(incoherent, unfathomable, incomprehensible, impenetrable)
1
inconceivable(unfathomable, impenetrable, opaque, unintelligible)
1
inscrutable(unfathomable, impenetrable, unintelligible)
1
mysterious(unfathomable, impenetrable, unintelligible)
1
mystifying(unfathomable, impenetrable, opaque, unintelligible)
1
obscure(incoherent, unfathomable, incomprehensible, impenetrable)
1
opaque(incoherent, unfathomable, incomprehensible, impenetrable)
1
perplexing(unfathomable, impenetrable, opaque, unintelligible)
1
puzzling(unfathomable, impenetrable, opaque, unintelligible)
1
sibylline(unfathomable, impenetrable, unintelligible)
1
unclear(incoherent, unfathomable, incomprehensible, impenetrable)
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APASmart Define. (2011). not understandable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/not_understandable/thesaurus/synonyms
ChicagoSmart Define. 2011. "not understandable thesaurus" https://smartdefine.org/not_understandable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2011, not understandable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/not_understandable/thesaurus/synonyms>.
MLASmart Define. "not understandable thesaurus" 24 May 2011. Web. 24 September 2026. <https://smartdefine.org/not_understandable/thesaurus/synonyms>