37 entries under adjective topic. ×

7
mysterious(strange, new, remote, indefinite)
7
unknown(obscure, strange, mysterious, indefinite)
6
inexplicable
6
unascertained(strange, new, remote, mysterious)
5
incomprehensible
5
odd
5
strange(new, remote, mysterious, indefinite)
5
unaccountable
5
undiscovered(strange, new, remote, mysterious)
4
indecipherable
4
puzzling
4
unapprehended(strange, new, remote, mysterious)
4
unexplored(strange, new, remote, mysterious)
3
inscrutable
3
paradoxical
3
unexplainable
3
unfamiliar(strange, new, remote, mysterious)
3
unfathomable(strange, inexplicable)
3
unidentified(strange, new, remote, mysterious)
3
untracked
<12>
11 years ago|3.5k views|share |citing 
APASmart Define. (2015). unexplained thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unexplained/thesaurus/synonyms
ChicagoSmart Define. 2015. "unexplained thesaurus" https://smartdefine.org/unexplained/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, unexplained thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unexplained/thesaurus/synonyms>.
MLASmart Define. "unexplained thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/unexplained/thesaurus/synonyms>