pass over vs overlook

pass over is not a noun while overlook is a noun.

Word	Noun	Adjective	Verb	Adverb
pass over	No	No	Yes	No
overlook	Yes	No	Yes	No

As verbs, overlook is a hypernym of pass over; that is, overlook is a word with a broader meaning than pass over:

Other hypernyms of pass over include drop, leave out, miss, neglect, omit, overleap, pretermit.

pass over (noun)	overlook (noun)
	a high place affording a good view

pass over (verb)	overlook (verb)
bypass	leave undone or leave out
rub with a circular motion	watch over
travel across or pass over	look past, fail to notice
make a passage or journey from one place to another	look down on
fly over	be oriented in a certain direction