82 entries under obscure topic. ×

1
unknown(dark, strange, deep, secret)
1
unseen(dark, secret, unknown, hidden)
1
withheld(dark, secret, unknown, hidden)
0
backdoor(unknown, clandestine, underground, undisclosed)
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)
0
closet(unknown, clandestine, underground, undisclosed)
0
complex(hard, delicate, tricky, complicated)
0
conspiratorial(unknown, clandestine, underground, undisclosed)
0
eerie(deep, mysterious, supernatural, weird)
0
hard(complex, tricky, complicated, abstruse)
0
on the QT(expression, idiom, unknown, clandestine)
0
out-of-the-way(complex, unknown, clandestine, underground)
0
reticent(unknown, clandestine, underground, undisclosed)
0
retired(unknown, clandestine, underground, undisclosed)
0
secret supernatural(expression, deep, mysterious)
0
under cover(expression, dark, unseen)
0
unenlightened(unknown, clandestine, underground, undisclosed)
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APASmart Define. (2015). mystical thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mystical/thesaurus/synonyms
ChicagoSmart Define. 2015. "mystical thesaurus" https://smartdefine.org/mystical/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, mystical thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mystical/thesaurus/synonyms>.
MLASmart Define. "mystical thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/mystical/thesaurus/synonyms>