94 entries under adjective topic. ×

9
shapeless(disorder, obscure, confusion, mess)
8
indeterminate(character, obscure, vague, confused)
8
muddy(dark, gloomy, gray, unclear)
8
opaque(dull, obscure, dark, gloomy)
7
ambiguous(clear, obscure, certain, confused)
7
dusky(dull, obscure, dark, gloomy)
7
formless(disorder, confusion, mess, vague)
7
ill-defined(uncertain, vague, unclear, indistinct)
7
tenebrous(dull, rough, dark, gloomy)
6
dull(obscure, dark, heavy, gloomy)
6
nebular
6
nebulose
6
pale
6
sunless(dull, dark, gloomy, dim)
6
turbid(dark, gloomy, misty)
5
blurry(dull, obscure, dim, cloudy)
5
crepuscular(dull, obscure, dark, gloomy)
5
uncertain(clear, obscure, certain, vague)
4
indistinguishable(unclear, hazy, indistinct, indeterminate)
4
shady(dull, dark, gloomy, dim)
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APASmart Define. (2016). nebulous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/nebulous/thesaurus/synonyms
ChicagoSmart Define. 2016. "nebulous thesaurus" https://smartdefine.org/nebulous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, nebulous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/nebulous/thesaurus/synonyms>.
MLASmart Define. "nebulous thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/nebulous/thesaurus/synonyms>