U.K. vs shovel board

U.K. and shovel board both are nouns.

Word	Noun	Adjective	Verb	Adverb
U.K.	Yes	No	No	No
shovel board	Yes	No	No	No

U.K. (noun)	shovel board (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 game in which coins or discs are slid by hand across a board toward a mark