overall vs UK

overall and UK both are nouns.

Word	Noun	Adjective	Verb	Adverb
overall	Yes	Yes	No	No
UK	Yes	No	No	No

overall (noun)	UK (noun)
(usually plural) work clothing consisting of denim trousers (usually with a bib and shoulder straps)	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 loose protective coverall or smock worn over ordinary clothing for dirty work

overall (adjective)	UK (adjective)
involving only main features
including everything