roll around vs go on

roll around and go on both are verbs.

Word	Noun	Adjective	Verb	Adverb
roll around	No	No	Yes	No
go on	No	No	Yes	No

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

Other hypernyms of roll around include come about, fall out, hap, happen, occur, pass, pass off, take place.

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