7
isolated(adjective, quiet, near, distant, remote)
7
lightless(adjective, dull, dark, gloomy, dim)
7
lonely(adjective, quiet, near, remote, isolated)
7
minor(adjective, lower, inferior, humble, unknown)
7
mystifying(adjective, hard, strange, mysterious, complicated)
7
obliterate(verb, end, destroy, eliminate, terminate)
7
sunless(adjective, dull, dark, gloomy, dim)
7
unheard-of(adjective, knowledge, strange, unknown, unfamiliar)
7
unnoticed(adjective, unknown, disrepute)
7
unseen(adjective, dark, secret, unknown, hidden)
6
benight
6
bleary(adjective, dull, clear, dim, unclear)
6
complicate(verb, upset, trouble, check, disturb)
6
covert(adjective, dark, secret, hidden, concealed)
6
curtain(verb, cover, shade, block, suppress)
6
dissemble(verb, cover, block, suppress, alter)
6
extinguish(verb, end, destroy, kill, terminate)
6
gloom(verb, clear, confuse, hide, conceal)
6
incoherent(adjective, rough, chaotic, disorganized, incomprehensible)
6
indiscernible(adjective, solid, dark, unknown, dense)
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APASmart Define. (2016). obscure thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/obscure/thesaurus/synonyms
ChicagoSmart Define. 2016. "obscure thesaurus" https://smartdefine.org/obscure/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, obscure thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/obscure/thesaurus/synonyms>.
MLASmart Define. "obscure thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/obscure/thesaurus/synonyms>