45
radiant(adjective, light, bright, warm, intense)
38
bright(adjective, appearance, light, pleasant, smart)
30
brilliant(adjective, appearance, light, smart, bright)
27
shining(adjective, clear, light, pleasant, bright)
23
aglow(adjective, light, bright, warm, intense)
23
lucid(adjective, clear, bright, brilliant, obvious)
22
incandescent(adjective, light, bright, warm, intense)
21
lambent(adjective, light, bright, warm, intense)
19
resplendent(adjective, light, bright, intense, healthy)
19
gleaming(adjective, light, bright, warm, intense)
19
glowing(adjective, light, bright, warm, healthy)
18
clear(adjective, light, pleasant, bright, intense)
18
alight(verb, adjective, light, bright, intense)
18
beaming(adjective, light, bright, warm, intense)
18
lucent(adjective, clear, light, bright, plain)
17
lustrous(adjective, light, bright, warm, intense)
16
effulgent(adjective, light, bright, intense, healthy)
15
sparkling(adjective, light, bright, intense, healthy)
14
refulgent(adjective, light, bright, intense, healthy)
13
intelligible(adjective, obvious, articulate, understandable, silver-tongued)
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APASmart Define. (2016). Luminous thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/luminous/thesaurus/synonyms
ChicagoSmart Define. 2016. "Luminous thesaurus" https://smartdefine.org/luminous/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, Luminous thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/luminous/thesaurus/synonyms>.
MLASmart Define. "Luminous thesaurus" 31 March 2016. Web. 20 September 2026. <https://smartdefine.org/luminous/thesaurus/synonyms>