intersect vs come across

intersect and come across both are verbs.

Word	Noun	Adjective	Verb	Adverb
intersect	No	No	Yes	No
come across	No	No	Yes	No

As verbs, come across is a hypernym of intersect; that is, come across is a word with a broader meaning than intersect:

Other hypernyms of intersect include encounter, meet, run across, run into, see.

intersect (verb)	come across (verb)
meet at a point	be received or understood
	communicate the intended meaning or impression
	come together
	be perceived in a certain way; make a certain impression
	find unexpectedly