glitz vs loudness

glitz and loudness both are nouns.

Word	Noun	Adjective	Verb	Adverb
glitz	Yes	No	No	No
loudness	Yes	No	No	No

As nouns, glitz and loudness are synonyms defined as:

Other synonyms of glitz include brashness, flashiness, garishness, gaudiness, meretriciousness, tawdriness.

glitz (noun)	loudness (noun)
tasteless showiness	the magnitude of sound (usually in a specified direction)
	tasteless showiness