East India vs The Malay Archipelago

East India and The Malay Archipelago both are nouns.

Word	Noun	Adjective	Verb	Adverb
East India	Yes	No	No	No
The Malay Archipelago	Yes	No	No	No

As nouns, East India and The Malay Archipelago are synonyms defined as:

East India and The Malay Archipelago: a group of islands in the Indian and Pacific Oceans between Asia and Australia

Other synonyms of East India include East Indies, Malay Archipelago.

East India (noun)	The Malay Archipelago (noun)
a group of islands in the Indian and Pacific Oceans between Asia and Australia	a group of islands in the Indian and Pacific Oceans between Asia and Australia