9
sunniness(noun, light, energy, shine, luminosity)
9
temperateness(noun, light, energy, shine, luminosity)
9
visible light(noun, light, energy, shine, luminosity)
9
visible radiation(noun, light, energy, shine, luminosity)
8
glow(noun, light, energy, luminosity, radiance)
8
sun(noun, light, energy, shine, luminosity)
7
brightness(noun, light, energy, luminosity, radiance)
7
brilliance(noun, light, energy, luminosity, radiance)
6
first light(noun, expression, idiom, dawn, daylight)
6
predawn
5
cheer(noun, light, energy, shine, sunshine)
5
day(noun, light, energy, shine, sunshine)
5
prime(noun, start, beginning, opening, spring)
4
crack of dawn(noun, expression, idiom, dawn, daylight)
3
beam(noun, light, energy, luminosity, radiance)
3
break of the day
3
fire(noun, light, energy, luminosity, radiance)
3
glare(noun, light, energy, luminosity, radiance)
3
gleam(noun, light, energy, luminosity, radiance)
3
glint(noun, light, energy, luminosity, radiance)
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APASmart Define. (2015). sunup thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sunup/thesaurus/synonyms
ChicagoSmart Define. 2015. "sunup thesaurus" https://smartdefine.org/sunup/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sunup thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sunup/thesaurus/synonyms>.
MLASmart Define. "sunup thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sunup/thesaurus/synonyms>