mechanistic vs mechanism

mechanistic is not a noun while mechanism is a noun.

Word	Noun	Adjective	Verb	Adverb
mechanistic	No	Yes	No	No
mechanism	Yes	No	No	No

mechanistic (noun)	mechanism (noun)
	the technical aspects of doing something
	device consisting of a piece of machinery; has moving parts that perform some function
	(philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes
	a natural object resembling a machine in structure or function
	the atomic process that occurs during a chemical reaction

mechanistic (adjective)	mechanism (adjective)
of or relating to the philosophical theory of mechanism
explained in terms of physical forces