United Kingdom vs tart

United Kingdom and tart both are nouns.

Word	Noun	Adjective	Verb	Adverb
United Kingdom	Yes	No	No	No
tart	Yes	Yes	No	No

United Kingdom (noun)	tart (noun)
a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom	a small open pie with a fruit filling
	a pastry cup with a filling of fruit or custard and no top crust
	a woman who engages in sexual intercourse for money

United Kingdom (adjective)	tart (adjective)
	tasting sour like a lemon
	harsh