84 entries under obscure topic. ×

4
unknowable(adjective, solid, strange, odd)
3
complicated(adjective, hard, evil, difficult)
3
hard(difficult, solid, unclear, dense)
3
involved(adjective, hard, sophisticated, tricky)
3
ulterior(adjective, cover, secret, pertaining)
2
amphibological(adjective, rough, difficult, uncertain)
2
concealed(adjective, cover, evil, difficult)
2
inconclusive(uncertain, vague, unclear, indefinite)
2
inexplicit(adjective, uncertain, vague, unclear)
2
labyrinthine(adjective, hard, sophisticated, tricky)
2
subtle(adjective, hard, sharp, exact)
2
tangled(adjective, hard, sophisticated, tricky)
2
unaccountable(adjective, solid, doubtful, vague)
2
under wraps(expression, cover, dark, equivocal)
2
undisclosed(cover, dark, equivocal, ulterior)
2
undivulged(cover, dark, equivocal, ulterior)
2
unexplainable(adjective, strange, odd, mysterious)
1
Delphian(adjective, evil, deep, mysterious)
1
clear as dishwater(expression, uncertain, vague, unclear)
1
covert(cover, dark, reticent, taciturn)
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APASmart Define. (2016). enigmatic thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/enigmatic/thesaurus/synonyms
ChicagoSmart Define. 2016. "enigmatic thesaurus" https://smartdefine.org/enigmatic/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, enigmatic thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/enigmatic/thesaurus/synonyms>.
MLASmart Define. "enigmatic thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/enigmatic/thesaurus/synonyms>