innovation vs innovational

innovation is a noun but innovational is not a noun.

Word	Noun	Adjective	Verb	Adverb
innovation	Yes	No	No	No
innovational	No	Yes	No	No

innovation (noun)	innovational (noun)
the act of starting something for the first time; introducing something new
a creation (a new device or process) resulting from study and experimentation
the creation of something in the mind

innovation (adjective)	innovational (adjective)
	being or producing something like nothing done or experienced or created before