Synonyms|69Antonyms|9|Broader|0Narrower|0Related|40
1
blackens
0
darkens
0
depresses
0
dims
0
eclipses
0
fades
0
saddens
0
shades
0
shadows
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APASmart Define. (2013). brightens thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/brightens/thesaurus/antonyms
ChicagoSmart Define. 2013. "brightens thesaurus" https://smartdefine.org/brightens/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2013, brightens thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/brightens/thesaurus/antonyms>.
MLASmart Define. "brightens thesaurus" 17 June 2013. Web. 25 September 2026. <https://smartdefine.org/brightens/thesaurus/antonyms>