materialism vs materialistic

materialism is a noun but materialistic is not a noun.

Word	Noun	Adjective	Verb	Adverb
materialism	Yes	No	No	No
materialistic	No	Yes	No	No

materialism (noun)	materialistic (noun)
(philosophy) the philosophical theory that matter is the only reality
a desire for wealth and material possessions with little interest in ethical or spiritual matters

materialism (adjective)	materialistic (adjective)
	conforming to the standards and conventions of the middle class
	marked by materialism