Special Forces vs United States Army Special Forces

Special Forces and United States Army Special Forces both are nouns.

Word	Noun	Adjective	Verb	Adverb
Special Forces	Yes	No	No	No
United States Army Special Forces	Yes	No	No	No

As nouns, Special Forces and United States Army Special Forces are synonyms defined as:

Special Forces and United States Army Special Forces: a division of the United States Army that is specially trained for guerilla fighting

Other synonyms of Special Forces include U. S. Army Special Forces.

Special Forces (noun)	United States Army Special Forces (noun)
a division of the United States Army that is specially trained for guerilla fighting	a division of the United States Army that is specially trained for guerilla fighting