130 entries under adjective topic. ×

1
undefinable
1
undiscoverable(hidden, unfathomable, incomprehensible, enigmatic)
1
unearthly(superior, marvelous, amazing, supernatural)
1
unfounded(defended, verbal attack)
1
unheard-of(strange, unfathomable, puzzling)
1
unjustifiable(defended, verbal attack)
1
unknowable(obscure, solid, dark, strange)
1
unnatural(strange, supernatural, uncanny, unexplained)
1
unreasonable(defended, verbal attack)
1
unsound(defended, verbal attack)
1
untenable(defended, verbal attack)
0
astounding
0
cabbalistic
0
crazy
0
eccentric
0
excessive
0
extramundane
0
funny
0
grotesque
0
incredible
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APASmart Define. (2015). inexplicable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/inexplicable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexplicable thesaurus" https://smartdefine.org/inexplicable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, inexplicable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/inexplicable/thesaurus/synonyms>.
MLASmart Define. "inexplicable thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/inexplicable/thesaurus/synonyms>