advertising campaign vs crusade

advertising campaign and crusade both are nouns.

Word	Noun	Adjective	Verb	Adverb
advertising campaign	Yes	No	No	No
crusade	Yes	No	Yes	No

As nouns, crusade is a hypernym of advertising campaign; that is, crusade is a word with a broader meaning than advertising campaign:

advertising campaign: an organized program of advertisements
crusade: a series of actions advancing a principle or tending toward a particular end

Other hypernyms of advertising campaign include campaign, cause, drive, effort, movement.

advertising campaign (noun)	crusade (noun)
an organized program of advertisements	a series of actions advancing a principle or tending toward a particular end

advertising campaign (verb)	crusade (verb)
	go on a crusade; fight a holy war
	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