hand wear vs muff

hand wear and muff both are nouns.

Word	Noun	Adjective	Verb	Adverb
hand wear	Yes	No	No	No
muff	Yes	No	Yes	No

As nouns, muff is a hyponym of hand wear; that is, muff is a word with a more specific, narrower meaning than hand wear:

Other hyponyms of hand wear include glove.

hand wear (noun)	muff (noun)
clothing for the hands	(sports) dropping the ball
	a warm tubular covering for the hands

hand wear (verb)	muff (verb)
	make a mess of, destroy or ruin
	fail to catch, as of a ball