start out vs depart

start out and depart both are verbs.

Word	Noun	Adjective	Verb	Adverb
start out	No	No	Yes	No
depart	No	No	Yes	No

As verbs, start out and depart are synonyms defined as:

Other synonyms of start out include part, set forth, set off, set out, start, take off.

start out (verb)	depart (verb)
take the first step or steps in carrying out an action	go away or leave
depart for someplace	depart for someplace
	wander from a direct or straight course
	move away from a place into another direction
	remove oneself from an association with or participation in
	be at variance with; be out of line with