21
bright(adjective, dull, cloudy)
15
smart(adjective, light, lively, stupid)
12
light(adjective, dull, obscure, lively, illuminated)
12
clear(verb, adjective, bright, doubtful, ambiguous)
11
focus(noun, verb)
11
intelligent(adjective, mind, behavior, idiotism, light)
8
distinct(adjective, light, lively)
8
solar
6
strong
6
brilliant(adjective, light, obscure, dark, lively)
6
luminous(adjective, light, bright, dark, lively)
5
brighten(verb, clear)
5
radiant(adjective, bright, dark, luminous)
4
ablaze(adjective, dull, illuminated)
4
clever
4
favorable(adjective, light, lively)
4
lighten(verb, dull, clear, illuminate)
4
shining(verb, adjective, dull, light, lively)
4
undimmed
3
eye-catching
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APASmart Define. (2016). dim thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dim/thesaurus/antonyms
ChicagoSmart Define. 2016. "dim thesaurus" https://smartdefine.org/dim/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, dim thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dim/thesaurus/antonyms>.
MLASmart Define. "dim thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/dim/thesaurus/antonyms>