appreciation vs secernment

appreciation and secernment both are nouns.

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

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

appreciation: delicate discrimination (especially of esthetic values)
secernment: the cognitive process whereby two or more stimuli are distinguished

Other hypernyms of appreciation include discrimination.

appreciation (noun)	secernment (noun)
a favorable judgment	the cognitive process whereby two or more stimuli are distinguished
an increase in price or value	the organic process of synthesizing and releasing some substance
understanding of the nature or meaning or quality or magnitude of something
delicate discrimination (especially of esthetic values)
an expression of gratitude