blooper vs fluff

blooper and fluff both are nouns.

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

As nouns, fluff is a hyponym of blooper; that is, fluff is a word with a more specific, narrower meaning than blooper:

blooper (noun)	fluff (noun)
an embarrassing mistake	a blunder (especially an actor's forgetting the lines)
	something of little value or significance
	any light downy material

blooper (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