Malay vs The Malay Archipelago

Malay and The Malay Archipelago both are nouns.

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

Malay (noun)	The Malay Archipelago (noun)
a western subfamily of Western Malayo-Polynesian languages	a group of islands in the Indian and Pacific Oceans between Asia and Australia
a member of a people inhabiting the northern Malay Peninsula and Malaysia and parts of the western Malay Archipelago

Malay (adjective)	The Malay Archipelago (adjective)
of or relating to or characteristic of the people or language of Malaysia and the northern Malay Peninsula and parts of the western Malay Archipelago