USA vs Colony

USA and Colony both are nouns.

Word	Noun	Adjective	Verb	Adverb
USA	Yes	No	No	No
Colony	Yes	No	No	No

USA (noun)	Colony (noun)
the army of the United States of America; the agency that organizes and trains soldiers for land warfare	one of the 13 British colonies that formed the original states of the United States
North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776