582 entries under adjective topic. ×

4
feeble(weak, soft, flat, dark)
4
general(rough, vague, unknown, unclear)
4
glum(sadness, gloom, unclear, morose)
4
gray(verb, dull, cover, confuse)
4
inconceivable(unreasonable, dubious, unknown, flimsy)
4
indecisive
4
indirect(distant, remote, isolated, far)
4
intangible(vague, unknown, general, subtle)
4
knotty(hard, difficult, complex, sophisticated)
4
lax(unclear, chaotic, indistinct, indistinguishable)
4
messy
4
pitch-black(dull, dark, gloomy, dim)
4
pitch-dark(dull, dark, gloomy, dim)
4
pitchy(dull, dark, gloomy, dim)
4
saturnine(sadness, gloom, unclear, morose)
4
shrouded(verb, cover, dark, mysterious)
4
small(mean, soft, lower, poor)
4
subfusc(soft, flat, dark, gloomy)
4
sullen(sadness, gloom, unclear, morose)
4
undetermined(weak, rough, dark, strange)
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APASmart Define. (2016). obscure thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/obscure/thesaurus/synonyms
ChicagoSmart Define. 2016. "obscure thesaurus" https://smartdefine.org/obscure/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, obscure thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/obscure/thesaurus/synonyms>.
MLASmart Define. "obscure thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/obscure/thesaurus/synonyms>