50 entries under adjective topic. ×

5
incomprehensible
5
inexplicable
2
cryptic
2
deep
2
inscrutable
2
insoluble(unable, answered, solvable)
2
mysterious
2
unaccountable
2
unexplainable
2
unexplained
1
baffling
1
difficult
1
enigmatic
1
impenetrable
1
unfathomable
1
unknowable(clear, plain)
0
ambiguous
0
arcane
0
bottomless
0
cabalistic
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APASmart Define. (2016). explicable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/explicable/thesaurus/antonyms
ChicagoSmart Define. 2016. "explicable thesaurus" https://smartdefine.org/explicable/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, explicable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/explicable/thesaurus/antonyms>.
MLASmart Define. "explicable thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/explicable/thesaurus/antonyms>