northeastern vs eastern

northeastern and eastern both are adjectives.

Word	Noun	Adjective	Verb	Adverb
northeastern	No	Yes	No	No
eastern	No	Yes	No	No

northeastern (adjective)	eastern (adjective)
of a region of the United States generally including the New England states, New York, and sometimes New Jersey and Pennsylvania	relating to or characteristic of regions of eastern parts of the world
situated in or oriented toward the northeast	of or characteristic of eastern regions of the United States
	lying toward or situated in the east
	from the east; used especially of winds
	lying in or toward the east