overlook vs pass over

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

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

As verbs, pass over is a hyponym of overlook; that is, pass over is a word with a more specific, narrower meaning than overlook:

Other hyponyms of overlook include forget, jump, skip, skip over.

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

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