mentalism vs philosophy

mentalism and philosophy both are nouns.

Word	Noun	Adjective	Verb	Adverb
mentalism	Yes	No	No	No
philosophy	Yes	No	No	No

mentalism (noun)	philosophy (noun)
(philosophy) a doctrine that mind is the true reality and that objects exist only as aspects of the mind's awareness	the rational investigation of questions about existence and knowledge and ethics
	a belief (or system of beliefs) accepted as authoritative by some group or school
	any personal belief about how to live or how to deal with a situation