46 entries under indefinite topic. ×

1
hidden(obscure, strange, new, complex, remote)
1
incog(strange, new, remote, mysterious)
1
incognito(strange, new, remote, unidentified)
1
mysterious(obscure, strange, new, complex, remote)
1
new(strange, remote, mysterious, unknown)
1
remote(strange, new, mysterious, unknown)
1
secret(obscure, strange, new, complex, remote)
1
so-and-so(strange, new, remote, mysterious)
1
strange(new, remote, mysterious, unknown)
1
such-and-such(strange, new, remote, mysterious)
1
unapprehended(strange, new, remote, mysterious)
1
unascertained(strange, new, remote, mysterious)
1
uncharted(adjective, strange, new, remote, mysterious)
1
unexplained(strange, new, remote, mysterious)
1
unexplored(strange, new, remote, mysterious, unknown)
1
unfamiliar(adjective, strange, new, remote, different)
1
unidentified(strange, new, remote, mysterious)
1
unnamed(strange, unidentified)
1
unperceived(strange, new, remote, mysterious)
1
unrecognized(strange, new, remote, mysterious)
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APASmart Define. (2015). little known thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/little_known/thesaurus/synonyms
ChicagoSmart Define. 2015. "little known thesaurus" https://smartdefine.org/little_known/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, little known thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/little_known/thesaurus/synonyms>.
MLASmart Define. "little known thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/little_known/thesaurus/synonyms>