astringency vs stypsis

astringency and stypsis both are nouns.

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

As nouns, astringency and stypsis are synonyms defined as:

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

astringency (noun)	stypsis (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