aged vs agedness

aged and agedness both are nouns.

Word	Noun	Adjective	Verb	Adverb
aged	Yes	Yes	No	No
agedness	Yes	No	No	No

aged (noun)	agedness (noun)
people who are old collectively	the property characteristic of old age

aged (adjective)	agedness (adjective)
(used of tobacco) aging as a preservative process
of wines, fruit, cheeses; having reached a desired or final condition; (`aged' pronounced as one syllable)
at an advanced stage of erosion (pronounced as one syllable)
advanced in years; (`aged' is pronounced as two syllables)
having attained a specific age; (`aged' is pronounced as one syllable)