step down vs renounce

step down and renounce both are verbs.

Word	Noun	Adjective	Verb	Adverb
step down	No	No	Yes	No
renounce	No	No	Yes	No

As verbs, renounce is a hyponym of step down; that is, renounce is a word with a more specific, narrower meaning than step down:

Other hyponyms of step down include give up, resign, vacate, retire, top out, fall.

step down (verb)	renounce (verb)
reduce the level or intensity or size or scope of	cast off
give up or retire from a position	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