Synonyms|156Antonyms|68|Broader|0Narrower|0Related|89
7
mysterious(adjective, strange, new, remote, indefinite)
7
unknown(adjective, obscure, strange, mysterious, indefinite)
6
inexplicable(adjective, strange)
6
unascertained(adjective, strange, new, remote, mysterious)
5
incomprehensible
5
odd
5
strange(adjective, new, remote, mysterious, indefinite)
5
unaccountable
5
undiscovered(adjective, strange, new, remote, mysterious)
4
enigmatic
4
indecipherable(adjective, unintelligibility)
4
puzzling
4
unapprehended(adjective, strange, new, remote, mysterious)
4
unexplored(adjective, strange, new, remote, mysterious)
3
inscrutable
3
occult
3
paradoxical(adjective, unintelligibility)
3
unexplainable
3
unfamiliar(adjective, strange, new, remote, mysterious)
3
unfathomable(adjective, strange, inexplicable)
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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>