Synonyms|649Antonyms|194|Broader|12Narrower|0Related|467
0
besmirch
0
bewilder
0
bleak
0
blear
0
blockish
0
blot out(expression, lighten)
0
blunt
0
blurred
0
bring down(verb, expression, phrasal verb, worsen, darken)
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brood
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buy
0
cheerless
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chill
0
clouded
0
cloudy
0
complicate(verb, worsen, darken)
0
confuse
0
cow
0
crepuscular
0
damage(fix, clean, repair)
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APASmart Define. (2015). brighten thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/brighten/thesaurus/antonyms
ChicagoSmart Define. 2015. "brighten thesaurus" https://smartdefine.org/brighten/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2015, brighten thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/brighten/thesaurus/antonyms>.
MLASmart Define. "brighten thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/brighten/thesaurus/antonyms>