nervism vs doctrine

nervism and doctrine both are nouns.

Word	Noun	Adjective	Verb	Adverb
nervism	Yes	No	No	No
doctrine	Yes	No	No	No

As nouns, doctrine is a hypernym of nervism; that is, doctrine is a word with a broader meaning than nervism:

nervism: the philosophical position adopted by Pavlov that all behavioral and physiological processes are regulated by the nervous system.
doctrine: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of nervism include ism, philosophical system, philosophy, school of thought.

nervism (noun)	doctrine (noun)
the philosophical position adopted by Pavlov that all behavioral and physiological processes are regulated by the nervous system.	a belief (or system of beliefs) accepted as authoritative by some group or school