step down

Verb	1.	step down - give up or retire from a position; "The Secretary fo the Navy will leave office next month"; "The chairman resigned over the financial scandal" Synonyms: leave office, quit, resign
	2.	step down - reduce the level or intensity or size or scope of; "de-escalate a crisis" Synonyms: de-escalate, weaken

depart, fall, give up, leave, leave office, pull up stakes, quit, renounce, resign, retire, top out, vacate