astringency vs taste sensation

astringency and taste sensation both are nouns.

Word	Noun	Adjective	Verb	Adverb
astringency	Yes	No	No	No
taste sensation	Yes	No	No	No

As nouns, taste sensation is a hypernym of astringency; that is, taste sensation is a word with a broader meaning than astringency:

astringency: a sharp astringent taste; the taste experience when a substance causes the mouth to pucker
taste sensation: the sensation that results when taste buds in the tongue and throat convey information about the chemical composition of a soluble stimulus

Other hypernyms of astringency include gustatory perception, gustatory sensation, taste, taste perception.

astringency (noun)	taste sensation (noun)
the ability to contract or draw together soft body tissues to check blood flow or restrict secretion of fluids	the sensation that results when taste buds in the tongue and throat convey information about the chemical composition of a soluble stimulus
a sharp astringent taste; the taste experience when a substance causes the mouth to pucker