47 entries under unclear topic. ×

33
vague(adjective, dull, clear, disorder, character)
23
obscure(adjective, dull, clear, rough, dark)
22
cloudy(adjective, dull, clear, obscure, rough)
21
dim(adjective, dull, obscure, rough, dark)
20
dark(adjective, dull, obscure, rough, gloomy)
18
indistinct(adjective, dull, obscure, rough, dark)
17
foggy(adjective, dull, obscure, rough, dark)
15
murky(adjective, dull, obscure, dark, gloomy)
14
shadowy(adjective, dull, obscure, rough, dark)
13
faint(adjective, dull, obscure, rough, dark)
13
misty(adjective, dull, obscure, dark, gloomy)
8
muddy(adjective, dark, gloomy, gray)
7
ambiguous(adjective, clear, obscure, certain, confused)
7
ill-defined(adjective, uncertain, vague, indistinct)
7
tenebrous(adjective, dull, rough, dark, gloomy)
5
uncertain(adjective, clear, obscure, certain, vague)
4
indistinguishable(adjective, hazy, indistinct, indeterminate)
3
equivocal(adjective, clear, certain, indistinct)
3
bleary(adjective, dull, obscure, dim)
3
imprecise(adjective, obscure, vague, confused)
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APASmart Define. (2016). nebulous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/nebulous/thesaurus/synonyms
ChicagoSmart Define. 2016. "nebulous thesaurus" https://smartdefine.org/nebulous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, nebulous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/nebulous/thesaurus/synonyms>.
MLASmart Define. "nebulous thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/nebulous/thesaurus/synonyms>