renounce vs renouncement

renounce is not a noun while renouncement is a noun.

Word	Noun	Adjective	Verb	Adverb
renounce	No	No	Yes	No
renouncement	Yes	No	No	No

renounce (noun)	renouncement (noun)
	an act (spoken or written) declaring that something is surrendered or disowned

renounce (verb)	renouncement (verb)
cast off
turn away from; give up
leave (a job, post, or position) voluntarily
give up, such as power, as of monarchs and emperors, or duties and obligations