motivational vs motivation

motivational is not a noun while motivation is a noun.

Word	Noun	Adjective	Verb	Adverb
motivational	No	Yes	No	No
motivation	Yes	No	No	No

motivational (noun)	motivation (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
	the act of motivating; providing incentive
	the condition of being motivated

motivational (adjective)	motivation (adjective)
of or relating to motivation