Asia vs East

Asia and East both are nouns.

Word	Noun	Adjective	Verb	Adverb
Asia	Yes	No	No	No
East	Yes	No	No	No

Asia (noun)	East (noun)
the nations of the Asian continent collectively	the countries of Asia
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	the region of the United States lying to the north of the Ohio River and to the east of the Mississippi River