February 12 vs U.S.A.

February 12 and U.S.A. both are nouns.

Word	Noun	Adjective	Verb	Adverb
February 12	Yes	No	No	No
U.S.A.	Yes	No	No	No

February 12 (noun)	U.S.A. (noun)
the day on which President Abraham Lincoln is remembered	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