machination vs machinate

machination is a noun but machinate is not a noun.

Word	Noun	Adjective	Verb	Adverb
machination	Yes	No	No	No
machinate	No	No	Yes	No

machination (noun)	machinate (noun)
a crafty and involved plot to achieve your (usually sinister) ends

machination (verb)	machinate (verb)
	engage in plotting or enter into a conspiracy, swear together
	arrange by systematic planning and united effort