farm vs agriculture

farm and agriculture both are nouns.

Word	Noun	Adjective	Verb	Adverb
farm	Yes	No	Yes	No
agriculture	Yes	No	No	No

farm (noun)	agriculture (noun)
workplace consisting of farm buildings and cultivated land as a unit	the practice of cultivating the land or raising stock
	a large-scale farming enterprise
	the class of people engaged in growing food

farm (verb)	agriculture (verb)
cultivate by growing, often involving improvements by means of agricultural techniques
collect fees or profits
be a farmer; work as a farmer