northwesterly vs north

northwesterly is not a noun while north is a noun.

Word	Noun	Adjective	Verb	Adverb
northwesterly	No	Yes	No	No
north	Yes	Yes	No	Yes

northwesterly (noun)	north (noun)
	a location in the northern part of a country, region, or city
	the cardinal compass point that is at 0 or 360 degrees
	the direction in which a compass needle points
	the direction corresponding to the northward cardinal compass point

northwesterly (adjective)	north (adjective)
situated in or oriented toward the northwest	situated in or facing or moving toward or coming from the north
coming from the northwest

northwesterly (adverb)	north (adverb)
	in a northern direction