Republic of India vs Asia

Republic of India and Asia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Republic of India	Yes	No	No	No
Asia	Yes	No	No	No

Republic of India (noun)	Asia (noun)
a republic in the Asian subcontinent in southern Asia; second most populous country in the world; achieved independence from the United Kingdom in 1947	the nations of the Asian continent collectively
	the largest continent with 60% of the earth's population; it is joined to Europe on the west to form Eurasia; it is the site of some of the world's earliest civilizations