press on vs go on

press on and go on both are verbs.

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

As verbs, go on is a hypernym of press on; that is, go on is a word with a broader meaning than press on:

Other hypernyms of press on include advance, march on, move on, pass on, progress.

press on (verb)	go on (verb)
continue moving forward	come to pass
	continue talking
	start running, functioning, or operating
	move forward, also in the metaphorical sense
	continue a certain state, condition, or activity