USA vs multiple voting

USA and multiple voting both are nouns.

Word	Noun	Adjective	Verb	Adverb
USA	Yes	No	No	No
multiple voting	Yes	No	No	No

USA (noun)	multiple voting (noun)
the army of the United States of America; the agency that organizes and trains soldiers for land warfare	the act of voting in more than one place by the same person at the same election (illegal in U.S.)
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