sweetness vs taste property

sweetness and taste property both are nouns.

Word	Noun	Adjective	Verb	Adverb
sweetness	Yes	No	No	No
taste property	Yes	No	No	No

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

sweetness (noun)	taste property (noun)
the property of tasting as if it contains sugar	a property appreciated via the sense of taste
a pleasingly sweet olfactory property
the quality of giving pleasure
the taste experience when sugar dissolves in the mouth