UK vs whole wheat flour

UK and whole wheat flour both are nouns.

Word	Noun	Adjective	Verb	Adverb
UK	Yes	No	No	No
whole wheat flour	Yes	No	No	No

UK (noun)	whole wheat flour (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	flour made by grinding the entire wheat berry including the bran; (`whole meal flour' is British usage)