UK vs doorhandle

UK and doorhandle both are nouns.

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

UK (noun)	doorhandle (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 knob used to release the catch when opening a door (often called `doorhandle' in Great Britain)