broach vs plow

broach and plow both are nouns.

Word	Noun	Adjective	Verb	Adverb
broach	Yes	No	Yes	No
plow	Yes	No	Yes	No

As verbs, plow is a hyponym of broach; that is, plow is a word with a more specific, narrower meaning than broach:

Other hyponyms of broach include address, cover, deal, handle, treat.

broach (noun)	plow (noun)
a decorative pin worn by women	a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing

broach (verb)	plow (verb)
bring up a topic for discussion	act on verbally or in some form of artistic expression
	to break and turn over earth especially with a plow
	move in a way resembling that of a plow cutting into or going through the soil