talk about vs plow

talk about is not a noun while plow is a noun.

Word	Noun	Adjective	Verb	Adverb
talk about	No	No	Yes	No
plow	Yes	No	Yes	No

As verbs, plow is a hypernym of talk about; that is, plow is a word with a broader meaning than talk about:

Other hypernyms of talk about include address, cover, deal, handle, treat.

talk about (noun)	plow (noun)
	a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing

talk about (verb)	plow (verb)
to consider or examine in speech or writing	act on verbally or in some form of artistic expression
discuss or mention	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