23 entries under adjective topic. ×

4
Dull(gloom, black, darkness)
2
blear(dull, dark, gloomy)
2
crepuscular(dull, dark, gloomy)
2
not bright(dull, dark, gloomy)
2
thick(dull, dark, gloomy)
2
thin(dull, dark, gloomy)
2
wan(dull, dark, gloomy)
1
sad(dull, dark, gloomy)
1
dim(dull, dark, gloomy)
1
dingy(dull, dark, gloomy)
1
faint(dull, dark, gloomy)
1
glassy(dull, dark, gloomy)
1
glaucous(dull, dark, gloomy)
1
glazy(dull, dark, gloomy)
1
lack-lustre(dull, dark, gloomy)
1
lacklustre(dull, dark, gloomy)
1
lustreless(dull, dark, gloomy)
1
mat(dull, dark, gloomy)
1
muddy(dull, dark, gloomy)
1
obscure(dull, dark, gloomy)
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APASmart Define. (2016). bioluminescent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/bioluminescent/thesaurus/antonyms
ChicagoSmart Define. 2016. "bioluminescent thesaurus" https://smartdefine.org/bioluminescent/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2016, bioluminescent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/bioluminescent/thesaurus/antonyms>.
MLASmart Define. "bioluminescent thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/bioluminescent/thesaurus/antonyms>