overlook vs forget

overlook is a noun but forget is not a noun.

Word	Noun	Adjective	Verb	Adverb
overlook	Yes	No	Yes	No
forget	No	No	Yes	No

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

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

overlook (noun)	forget (noun)
a high place affording a good view

overlook (verb)	forget (verb)
leave undone or leave out	be unable to remember
watch over	dismiss from the mind; stop remembering
look past, fail to notice	leave behind unintentionally
look down on	forget to do something
be oriented in a certain direction