Manila Bay vs naval battle

Manila Bay and naval battle both are nouns.

Word	Noun	Adjective	Verb	Adverb
Manila Bay	Yes	No	No	No
naval battle	Yes	No	No	No

Manila Bay (noun)	naval battle (noun)
a naval battle in the Spanish-American War (1898); the American fleet under Admiral Dewey defeated the Spanish fleet	a pitched battle between naval fleets