currency vs up-to-dateness

currency and up-to-dateness both are nouns.

Word	Noun	Adjective	Verb	Adverb
currency	Yes	No	No	No
up-to-dateness	Yes	No	No	No

As nouns, currency and up-to-dateness are synonyms defined as:

currency and up-to-dateness: the property of belonging to the present time

Other synonyms of currency include currentness.

currency (noun)	up-to-dateness (noun)
the property of belonging to the present time	the property of belonging to the present time
general acceptance or use
the metal or paper medium of exchange that is presently used