discretion vs appreciation

discretion and appreciation both are nouns.

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

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

Other hypernyms of discretion include discernment, perceptiveness, taste.

discretion (noun)	appreciation (noun)
the trait of judging wisely and objectively	a favorable judgment
the power of making free choices unconstrained by external agencies	an increase in price or value
knowing how to avoid embarrassment or distress	understanding of the nature or meaning or quality or magnitude of something
refined taste; tact	delicate discrimination (especially of esthetic values)
freedom to act or judge on one's own	an expression of gratitude