wage vs struggle

wage and struggle both are nouns.

Word	Noun	Adjective	Verb	Adverb
wage	Yes	No	Yes	No
struggle	Yes	No	Yes	No

As verbs, struggle is a hypernym of wage; that is, struggle is a word with a broader meaning than wage:

Other hypernyms of wage include contend, fight.

wage (noun)	struggle (noun)
something that remunerates	strenuous effort
	an energetic attempt to achieve something
	an open clash between two opposing groups (or individuals)

wage (verb)	struggle (verb)
carry on (wars, battles, or campaigns)	be engaged in a fight; carry on a fight
	to exert strenuous effort against opposition
	climb awkwardly, as if by scrambling
	make a strenuous or labored effort