Synonyms|156Antonyms|68|Broader|0Narrower|0Related|89
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alchemic
0
alchemistic
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arcane
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astrological
0
bizarre
0
cabalistic
0
cacographic
0
covert
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coverts
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cryptic
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curious
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difficult(adjective, strange, inexplicable)
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equivocal
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esoteric
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extrasensory
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furtive
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indefinable
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indefinite(strange, unidentified)
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inextricable
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insoluble
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APASmart Define. (2015). unexplained thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unexplained/thesaurus/synonyms
ChicagoSmart Define. 2015. "unexplained thesaurus" https://smartdefine.org/unexplained/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unexplained thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unexplained/thesaurus/synonyms>.
MLASmart Define. "unexplained thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/unexplained/thesaurus/synonyms>