UK vs short-dated

UK is a noun but short-dated is not a noun.

Word	Noun	Adjective	Verb	Adverb
UK	Yes	No	No	No
short-dated	No	Yes	No	No

UK (noun)	short-dated (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

UK (adjective)	short-dated (adjective)
	of a gilt-edged security; having less than 5 years to run before redemption