70 entries under mysterious topic. ×

6
heavy(adjective, easy, severe, obscure, slang)
6
inner(adjective, obscure, private, mental)
5
dark(adjective, feature, obscure, hidden)
5
inscrutable(adjective, obscure, strange, supernatural)
5
veiled(adjective, obscure, strange, secret)
3
Orphic(adjective, obscure, complex, deep, thoughtful)
3
Sibylline(adjective, obscure)
3
anagogic(adjective, evil, deep, secret)
3
eerie(obscure, deep)
3
hermetic(adjective, obscure, dark, deep)
3
preternatural(adjective, obscure, deep, abstract)
2
psychic(obscure, deep)
2
puzzling(adjective, hard, evil, obscure, heavy)
2
transmundane(obscure, deep)
2
unearthly(obscure, deep, abstract, theoretical)
2
weird(adjective, obscure, strange, deep)
1
Delphian(adjective, evil, obscure, strange, deep)
1
acroamatic(adjective, obscure, complex, deep, thoughtful)
1
invisible(obscure, dark, deep, unknown)
1
magic(obscure, deep, supernatural, spiritual)
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APASmart Define. (2015). esoteric thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/esoteric/thesaurus/synonyms
ChicagoSmart Define. 2015. "esoteric thesaurus" https://smartdefine.org/esoteric/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, esoteric thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/esoteric/thesaurus/synonyms>.
MLASmart Define. "esoteric thesaurus" 30 July 2015. Web. 27 September 2026. <https://smartdefine.org/esoteric/thesaurus/synonyms>