Lustre
Part of speech: noun
Definition: Shine, sheen gleam or polish. By extension, interest, attractiveness, or splendor. Refinement, polish, or quality.
Splendour
Part of speech: noun
Definition: Great light, luster or brilliance.
Lustre as a noun is shine, sheen gleam or polish. while Splendour as a noun is great light, luster or brilliance.
Part of speech: noun
Definition: Shine, sheen gleam or polish. By extension, interest, attractiveness, or splendor. Refinement, polish, or quality.
Part of speech: noun
Definition: Great light, luster or brilliance.
We hope you now know whether to use Lustre or Splendour in your sentence.