1
illuminant
1
illuminating(adjective, bright)
1
illumined(adjective, light, bright, intense, brilliant)
1
improve
1
invariable(adjective, quiet, soft, gentle, flat)
1
irradiated(adjective, light, bright, intense, brilliant)
1
irradiative
1
lamping
1
lardy
1
level(adjective, quiet, soft, gentle, flat)
1
light as day(expression, idiom)
1
limpid(adjective, light, bright, intense, brilliant)
1
lit
1
lubricant
1
lubricative
1
lubricous
1
luciferous
1
lucific
1
luciform
1
luminant
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APASmart Define. (2015). lustrous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/lustrous/thesaurus/synonyms
ChicagoSmart Define. 2015. "lustrous thesaurus" https://smartdefine.org/lustrous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, lustrous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/lustrous/thesaurus/synonyms>.
MLASmart Define. "lustrous thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/lustrous/thesaurus/synonyms>