conjugation vs verb

conjugation and verb both are nouns.

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

conjugation (noun)	verb (noun)
the act of pairing a male and female for reproductive purposes	a content word that denotes an action, occurrence, or state of existence
the act of making or becoming a single unit	the word class that serves as the predicate of a sentence
a class of verbs having the same inflectional forms
the complete set of inflected forms of a verb
the inflection of verbs
the state of being joined together