unmotivated vs reasonless

unmotivated and reasonless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unmotivated	No	Yes	No	No
reasonless	No	Yes	No	No

unmotivated (adjective)	reasonless (adjective)
without motivation	not endowed with the capacity to reason
	having no justifying cause or reason
	not marked by the use of reason