motive vs motivate

motive is a noun but motivate is not a noun.

Word	Noun	Adjective	Verb	Adverb
motive	Yes	Yes	No	No
motivate	No	No	Yes	No

motive (noun)	motivate (noun)
the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior
a design or figure that consists of recurring shapes or colors, as in architecture or decoration
a theme that is repeated or elaborated in a piece of music

motive (adjective)	motivate (adjective)
causing or able to cause motion
impelling to action

motive (verb)	motivate (verb)
	give an incentive for action