individuation vs secernment

individuation and secernment both are nouns.

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

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

individuation: discriminating the individual from the generic group or species
secernment: the cognitive process whereby two or more stimuli are distinguished

Other hypernyms of individuation include discrimination.

individuation (noun)	secernment (noun)
the quality of being individual	the cognitive process whereby two or more stimuli are distinguished
discriminating the individual from the generic group or species	the organic process of synthesizing and releasing some substance