gustation vs sense of taste

gustation and sense of taste both are nouns.

Word	Noun	Adjective	Verb	Adverb
gustation	Yes	No	No	No
sense of taste	Yes	No	No	No

As nouns, gustation and sense of taste are synonyms defined as:

gustation and sense of taste: the faculty of distinguishing sweet, sour, bitter, and salty properties in the mouth

Other synonyms of gustation include gustatory modality, taste.

gustation (noun)	sense of taste (noun)
the faculty of distinguishing sweet, sour, bitter, and salty properties in the mouth	the faculty of distinguishing sweet, sour, bitter, and salty properties in the mouth