come on vs go on

come on and go on both are verbs.

Word	Noun	Adjective	Verb	Adverb
come on	No	No	Yes	No
go on	No	No	Yes	No

As verbs, come on and go on are synonyms defined as:

Other synonyms of come on include come up.

come on (verb)	go on (verb)
occur or become available	come to pass
appear or become visible; make a showing	continue talking
develop in a positive way	start running, functioning, or operating
start running, functioning, or operating	move forward, also in the metaphorical sense
move towards	continue a certain state, condition, or activity