eclat vs magnificence

eclat and magnificence both are nouns.

Word	Noun	Adjective	Verb	Adverb
eclat	Yes	No	No	No
magnificence	Yes	No	No	No

As nouns, magnificence is a hypernym of eclat; that is, magnificence is a word with a broader meaning than eclat:

Other hypernyms of eclat include brilliance, grandeur, grandness, splendor, splendour.

eclat (noun)	magnificence (noun)
brilliant or conspicuous success or effect	the quality of being magnificent or splendid or grand
ceremonial elegance and splendor	splendid or imposing in size or appearance
enthusiastic approval