80 entries under noun topic. ×

3
irradiation(light, energy, luminosity, radiance)
3
lighting(light, energy, luminosity, radiance)
3
luminary(light, energy, luminosity, radiance)
3
luminosity(light, energy, radiance, lighting)
3
luminousness(light, energy, luminosity, radiance)
3
radiance(light, energy, luminosity, lighting)
3
shine(light, energy, luminosity, radiance)
3
spark(light, energy, luminosity, radiance)
3
sparkle(light, energy, luminosity, radiance)
3
sun-up
3
sunbeam(light, energy, luminosity, radiance)
3
sunburst(light, energy, luminosity, radiance)
3
sunray(light, energy, luminosity, radiance)
3
torch(light, energy, luminosity, radiance)
3
twinkle(light, energy, luminosity, radiance)
2
bright(light, dawn, daylight, daybreak)
2
midday
2
noon
2
noontide
1
day peep(expression, light, dawn, daylight)
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APASmart Define. (2015). sunup thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sunup/thesaurus/synonyms
ChicagoSmart Define. 2015. "sunup thesaurus" https://smartdefine.org/sunup/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sunup thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sunup/thesaurus/synonyms>.
MLASmart Define. "sunup thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sunup/thesaurus/synonyms>