easterly vs air current

easterly and air current both are nouns.

Word	Noun	Adjective	Verb	Adverb
easterly	Yes	Yes	No	Yes
air current	Yes	No	No	No

As nouns, air current is a hypernym of easterly; that is, air current is a word with a broader meaning than easterly:

easterly: a wind from the east
air current: air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure

Other hypernyms of easterly include current of air, wind.

easterly (noun)	air current (noun)
a wind from the east	air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure

easterly (adjective)	air current (adjective)
from the east; used especially of winds
lying in or toward the east

easterly (adverb)	air current (adverb)
from the east