86 entries under obscure topic. ×

1
abnormal(dark, superior, vague, heavenly)
1
abstruse(dark, deep, mysterious, unknown)
1
arcane(deep, mysterious)
1
cabalistic(deep, mysterious)
1
celestial(dark, superior, mysterious, supernatural)
1
close(dark, secret, unknown, hidden)
1
cryptic(dark, secret, unknown, hidden)
1
deep
1
eclipsed(dark, secret, unknown, hidden)
1
esoteric(dark, deep, mysterious, unknown)
1
fabulous(dark, superior, mysterious, supernatural)
1
fairy(dark, superior, mysterious, supernatural)
1
heavenly(dark, superior, mysterious, supernatural)
1
hermetic(dark, deep, mysterious, unknown)
1
hermetical(dark, secret, unknown, hidden)
1
imperceivable(adjective, dark, secret, unknown)
1
in the dark(expression, idiom, dark, unknown)
1
legendary(dark, superior, mysterious, supernatural)
1
miraculous(dark, superior, mysterious, supernatural)
1
mystic(dark, deep, mysterious, unknown)
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APASmart Define. (2015). invisible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/invisible/thesaurus/synonyms
ChicagoSmart Define. 2015. "invisible thesaurus" https://smartdefine.org/invisible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, invisible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/invisible/thesaurus/synonyms>.
MLASmart Define. "invisible thesaurus" 7 December 2015. Web. 29 September 2026. <https://smartdefine.org/invisible/thesaurus/synonyms>