revolve around vs refer

revolve around and refer both are verbs.

Word	Noun	Adjective	Verb	Adverb
revolve around	No	No	Yes	No
refer	No	No	Yes	No

As verbs, refer is a hypernym of revolve around; that is, refer is a word with a broader meaning than revolve around:

Other hypernyms of revolve around include bear on, come to, concern, have to do with, pertain, relate, touch, touch on.

revolve around (verb)	refer (verb)
move around in a circular motion	think of, regard, or classify under a subsuming principle or with a general group or in relation to another
center upon	have as a meaning
	make reference to
	use a name to designate
	seek information from
	send or direct for treatment, information, or a decision
	be relevant to