advertise vs fight

advertise is not a noun while fight is a noun.

Word	Noun	Adjective	Verb	Adverb
advertise	No	No	Yes	No
fight	Yes	No	Yes	No

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

advertise: make publicity for; try to sell (a product)
fight: exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for

Other hyponyms of advertise include propagandise, propagandize, plug, bill, agitate, campaign, crusade, press, push.

advertise (noun)	fight (noun)
	a hostile meeting of opposing military forces in the course of a war
	the act of fighting; any contest or struggle
	a boxing or wrestling match
	an aggressive willingness to compete
	an intense verbal dispute

advertise (verb)	fight (verb)
make publicity for; try to sell (a product)	be engaged in a fight; carry on a fight
call attention to	fight against or resist strongly
	make a strenuous or labored effort
	exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for