appreciation vs discernment

appreciation and discernment both are nouns.

Word	Noun	Adjective	Verb	Adverb
appreciation	Yes	No	No	No
discernment	Yes	No	No	No

As nouns, discernment is a hypernym of appreciation; that is, discernment is a word with a broader meaning than appreciation:

appreciation: understanding of the nature or meaning or quality or magnitude of something
discernment: the cognitive condition of someone who understands

Other hypernyms of appreciation include apprehension, savvy, understanding.

As nouns, appreciation and discernment are synonyms defined as:

appreciation and discernment: delicate discrimination (especially of esthetic values)

Other synonyms of appreciation include perceptiveness, taste.

appreciation (noun)	discernment (noun)
a favorable judgment	the trait of judging wisely and objectively
an increase in price or value	the mental ability to understand and discriminate between relations
understanding of the nature or meaning or quality or magnitude of something	the cognitive condition of someone who understands
delicate discrimination (especially of esthetic values)	perception of that which is obscure
an expression of gratitude	delicate discrimination (especially of esthetic values)