125 entries under obscure topic. ×

1
spectral(dark, superior, mysterious, supernatural)
1
sphinxlike(adjective, dark, uncertain, mysterious)
1
superhuman(dark, superior, mysterious, supernatural)
1
superior(dark, mysterious, supernatural, heavenly)
1
supermundane(dark, superior, mysterious, supernatural)
1
supernatural(adjective, dark, mysterious, paranormal)
1
superordinary(dark, superior, mysterious, supernatural)
1
superphysical(adjective, dark, supernatural)
1
supersensible(adjective, dark, superior, supernatural)
1
supranatural(dark, superior, mysterious, supernatural)
1
transcendental(dark, mysterious, supernatural, heavenly)
1
uncanny(dark, superior, mysterious, supernatural)
1
unnatural(dark, superior, mysterious, supernatural)
1
unrevealed(dark, superior, mysterious, unknown)
1
unusual(dark, superior, strange, mysterious)
0
backdoor(deep, unknown, clandestine, underground)
0
camouflaged(unknown, clandestine, underground, undisclosed)
0
classified(unknown, clandestine, underground, undisclosed)
0
cloak-and-dagger(unknown, clandestine, underground, undisclosed)
0
cloak and dagger(expression, idiom, unknown, unrevealed)
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APASmart Define. (2016). unintelligible thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unintelligible/thesaurus/synonyms
ChicagoSmart Define. 2016. "unintelligible thesaurus" https://smartdefine.org/unintelligible/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, unintelligible thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unintelligible/thesaurus/synonyms>.
MLASmart Define. "unintelligible thesaurus" 30 March 2016. Web. 1 October 2026. <https://smartdefine.org/unintelligible/thesaurus/synonyms>