U.S. vs tart

U.S. and tart both are nouns.

Word	Noun	Adjective	Verb	Adverb
U.S.	Yes	No	No	No
tart	Yes	Yes	No	No

U.S. (noun)	tart (noun)
the executive and legislative and judicial branches of the federal government of the United States	a small open pie with a fruit filling
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	a pastry cup with a filling of fruit or custard and no top crust
	a woman who engages in sexual intercourse for money

U.S. (adjective)	tart (adjective)
	tasting sour like a lemon
	harsh