1
dormant
1
eccentric
1
eclipsed(obscure, dark, secret, unknown, hidden)
1
endemic
1
enigmatical(hard, obscure, delicate, strange, complex)
1
equivocal
1
erudite(adjective, deep, thoughtful, knowledgeable, cultured)
1
eternal(deep, abstract, theoretical, abstruse, profound)
1
experienced(knowledgeable, cultured, educated, erudite, enlightened)
1
expert(knowledgeable, cultured, educated, erudite, enlightened)
1
express
1
extramundane
1
extraordinary
1
extraterrestrial
1
fey
1
fixed
1
formidable(hard, delicate, complex, tricky, complicated)
1
freakish
1
fundamental(abstract, theoretical, abstruse, philosophical)
1
grounded(knowledgeable, cultured, educated, erudite, enlightened)
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APASmart Define. (2015). esoteric thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/esoteric/thesaurus/synonyms
ChicagoSmart Define. 2015. "esoteric thesaurus" https://smartdefine.org/esoteric/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, esoteric thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/esoteric/thesaurus/synonyms>.
MLASmart Define. "esoteric thesaurus" 30 July 2015. Web. 23 September 2026. <https://smartdefine.org/esoteric/thesaurus/synonyms>