sugariness vs taste perception

sugariness and taste perception both are nouns.

Word	Noun	Adjective	Verb	Adverb
sugariness	Yes	No	No	No
taste perception	Yes	No	No	No

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

sugariness: the taste experience when sugar dissolves in the mouth
taste perception: 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 sugariness include gustatory perception, gustatory sensation, taste, taste sensation.

sugariness (noun)	taste perception (noun)
the sweetness of sugar	the sensation that results when taste buds in the tongue and throat convey information about the chemical composition of a soluble stimulus
the taste experience when sugar dissolves in the mouth