capital of the Philippines vs Manila

capital of the Philippines and Manila both are nouns.

Word	Noun	Adjective	Verb	Adverb
capital of the Philippines	Yes	No	No	No
Manila	Yes	No	No	No

As nouns, capital of the Philippines and Manila are synonyms defined as:

capital of the Philippines and Manila: the capital and largest city of the Philippines; located on southern Luzon

capital of the Philippines (noun)	Manila (noun)
the capital and largest city of the Philippines; located on southern Luzon	the capital and largest city of the Philippines; located on southern Luzon