grate vs furnish

grate is a noun but furnish is not a noun.

Word	Noun	Adjective	Verb	Adverb
grate	Yes	No	Yes	No
furnish	No	No	Yes	No

As verbs, furnish is a hypernym of grate; that is, furnish is a word with a broader meaning than grate:

Other hypernyms of grate include offer, provide, render, supply.

grate (noun)	furnish (noun)
a frame of iron bars to hold a fire
a barrier that has parallel or crossed bars blocking a passage but admitting air
a harsh rasping sound made by scraping something

grate (verb)	furnish (verb)
make a grating or grinding sound by rubbing together	give something useful or necessary to
scratch repeatedly	provide or equip with furniture
reduce to small shreds or pulverize by rubbing against a rough or sharp perforated surface
gnaw into; make resentful or angry
furnish with a grate