Great Britain vs tipsy cake

Great Britain and tipsy cake both are nouns.

Word	Noun	Adjective	Verb	Adverb
Great Britain	Yes	No	No	No
tipsy cake	Yes	No	No	No

Great Britain (noun)	tipsy cake (noun)
an island comprising England and Scotland and Wales	a trifle soaked in wine and decorated with almonds and candied fruit
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