brightness Synonyms

luster cleverness luminosity luminousness luminance resplendence brilliancy splendor radiance smartness light effulgence sparkle steeliness starlight sunbeam sunlight twinkle translucence torch temperateness teachableness sunburst sunup sunshine sunniness sleekness silkiness precociousness quick-wittedness radiancy refulgence refulgency resplendency phosphorescence candlepower rosiness salience sanguineness sanguinity scintillation sheen shimmer shine polish unambiguity discernability conspicuousness brightness level illuminance