United Kingdom vs countenance

United Kingdom and countenance both are nouns.

Word	Noun	Adjective	Verb	Adverb
United Kingdom	Yes	No	No	No
countenance	Yes	No	Yes	No

United Kingdom (noun)	countenance (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	the appearance conveyed by a person's face
	the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
	formal and explicit approval

United Kingdom (verb)	countenance (verb)
	consent to, give permission; permit