tart vs Great Britain

tart and Great Britain both are nouns.

Word	Noun	Adjective	Verb	Adverb
tart	Yes	Yes	No	No
Great Britain	Yes	No	No	No

tart (noun)	Great Britain (noun)
a small open pie with a fruit filling	an island comprising England and Scotland and Wales
a pastry cup with a filling of fruit or custard and no top crust	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 woman who engages in sexual intercourse for money

tart (adjective)	Great Britain (adjective)
tasting sour like a lemon
harsh