bagatelle vs fluff

bagatelle and fluff both are nouns.

Word	Noun	Adjective	Verb	Adverb
bagatelle	Yes	No	No	No
fluff	Yes	No	Yes	No

As nouns, bagatelle and fluff are synonyms defined as:

Other synonyms of bagatelle include frippery, frivolity.

bagatelle (noun)	fluff (noun)
a table game in which short cues are used to knock balls into holes that are guarded by wooden pegs; penalties are incurred if the pegs are knocked over	a blunder (especially an actor's forgetting the lines)
something of little value or significance	something of little value or significance
a light piece of music for piano	any light downy material

bagatelle (verb)	fluff (verb)
	ruffle (one's hair) by combing the ends towards the scalp, for a full effect
	erect or fluff up
	make a mess of, destroy or ruin