Continental Army vs army

Continental Army and army both are nouns.

Word	Noun	Adjective	Verb	Adverb
Continental Army	Yes	No	No	No
army	Yes	No	No	No

As nouns, army is a hypernym of Continental Army; that is, army is a word with a broader meaning than Continental Army:

Continental Army: the American army during the American Revolution
army: a permanent organization of the military land forces of a nation or state

Other hypernyms of Continental Army include ground forces, regular army.

Continental Army (noun)	army (noun)
the American army during the American Revolution	a permanent organization of the military land forces of a nation or state
	a large number of people united for some specific purpose