driving vs drive up

driving is a noun but drive up is not a noun.

Word	Noun	Adjective	Verb	Adverb
driving	Yes	Yes	No	No
drive up	No	No	Yes	No

driving (noun)	drive up (noun)
the act of controlling and steering the movement of a vehicle or animal
hitting a golf ball off of a tee with a driver

driving (adjective)	drive up (adjective)
having the power of driving or impelling
acting with vigor

driving (verb)	drive up (verb)
	approach while driving