U.K. vs Devonshire cream

U.K. and Devonshire cream both are nouns.

Word	Noun	Adjective	Verb	Adverb
U.K.	Yes	No	No	No
Devonshire cream	Yes	No	No	No

U.K. (noun)	Devonshire cream (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	thick cream made from scalded milk