intransitive vs verb

intransitive and verb both are nouns.

Word	Noun	Adjective	Verb	Adverb
intransitive	Yes	Yes	No	No
verb	Yes	No	No	No

As nouns, verb is a hypernym of intransitive; that is, verb is a word with a broader meaning than intransitive:

intransitive (noun)	verb (noun)
a verb (or verb construction) that does not take an object	a content word that denotes an action, occurrence, or state of existence
	the word class that serves as the predicate of a sentence

intransitive (adjective)	verb (adjective)
designating a verb that does not require or cannot take a direct object