congratulation vs congratulate

congratulation is a noun but congratulate is not a noun.

Word	Noun	Adjective	Verb	Adverb
congratulation	Yes	No	No	No
congratulate	No	No	Yes	No

congratulation (noun)	congratulate (noun)
the act of acknowledging that someone has an occasion for celebration
(usually plural) an expression of pleasure at the success or good fortune of another

congratulation (verb)	congratulate (verb)
	say something to someone that expresses praise
	express congratulations
	pride or congratulate (oneself) for an achievement
	be proud of