salivation vs secernment

salivation and secernment both are nouns.

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

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

salivation: the secretion of saliva
secernment: the organic process of synthesizing and releasing some substance

Other hypernyms of salivation include secretion.

salivation (noun)	secernment (noun)
the secretion of saliva	the cognitive process whereby two or more stimuli are distinguished
	the organic process of synthesizing and releasing some substance