up-to-dateness vs currency

up-to-dateness and currency both are nouns.

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

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

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

Other synonyms of up-to-dateness include currentness.

up-to-dateness (noun)	currency (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