Cumberland Gap vs notch

Cumberland Gap and notch both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cumberland Gap	Yes	No	No	No
notch	Yes	No	Yes	No

Cumberland Gap (noun)	notch (noun)
a pass through the Cumberland Mountains between Virginia and Kentucky that early settlers used in order to move west	a small cut
	a V-shaped or U-shaped indentation carved or scratched into a surface
	the location in a range of mountains of a geological formation that is lower than the surrounding peaks
	a V-shaped indentation

Cumberland Gap (verb)	notch (verb)
	notch a surface to record something
	cut or make a notch into