Republic of India vs British Empire

Republic of India and British Empire both are nouns.

Word	Noun	Adjective	Verb	Adverb
Republic of India	Yes	No	No	No
British Empire	Yes	No	No	No

Republic of India (noun)	British Empire (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	a former empire consisting of Great Britain and all the territories under its control; reached its greatest extent at the end of World War I; it included the British Isles, British West Indies, Canada, British Guiana, British West Africa, British East Africa, India, Australia, New Zealand