astringency vs nonastringent

astringency is a noun but nonastringent is not a noun.

Word	Noun	Adjective	Verb	Adverb
astringency	Yes	No	No	No
nonastringent	No	Yes	No	No

astringency (noun)	nonastringent (noun)
the ability to contract or draw together soft body tissues to check blood flow or restrict secretion of fluids
a sharp astringent taste; the taste experience when a substance causes the mouth to pucker

astringency (adjective)	nonastringent (adjective)
	not astringent