U.K. vs scullery

U.K. and scullery both are nouns.

Word	Noun	Adjective	Verb	Adverb
U.K.	Yes	No	No	No
scullery	Yes	No	No	No

U.K. (noun)	scullery (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 room (in large old British houses) next to the kitchen; where kitchen utensils are cleaned and kept and other rough household jobs are done