stypsis vs astringency

stypsis and astringency both are nouns.

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

As nouns, stypsis and astringency are synonyms defined as:

stypsis and astringency: the ability to contract or draw together soft body tissues to check blood flow or restrict secretion of fluids

stypsis (noun)	astringency (noun)
the ability to contract or draw together soft body tissues to check blood flow or restrict secretion of fluids	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