U. S. Army Special Forces vs USA

U. S. Army Special Forces and USA both are nouns.

Word	Noun	Adjective	Verb	Adverb
U. S. Army Special Forces	Yes	No	No	No
USA	Yes	No	No	No

U. S. Army Special Forces (noun)	USA (noun)
a division of the United States Army that is specially trained for guerilla fighting	the army of the United States of America; the agency that organizes and trains soldiers for land warfare
	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