westerly vs west

westerly and west both are nouns.

Word	Noun	Adjective	Verb	Adverb
westerly	Yes	Yes	No	Yes
west	Yes	Yes	No	Yes

westerly (noun)	west (noun)
the winds from the west that occur in the temperate zones of the Earth	a location in the western part of a country, region, or city
	the cardinal compass point that is at 270 degrees
	the direction corresponding to the westward cardinal compass point

westerly (adjective)	west (adjective)
of wind; from the west	situated in or facing or moving toward the west
moving toward the west

westerly (adverb)	west (adverb)
in a westward direction	to, toward, or in the west
from the west