functionalism vs philosophy

functionalism and philosophy both are nouns.

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

As nouns, philosophy is a hypernym of functionalism; that is, philosophy is a word with a broader meaning than functionalism:

functionalism: any doctrine that stresses utility or purpose
philosophy: a belief (or system of beliefs) accepted as authoritative by some group or school

Other hypernyms of functionalism include doctrine, ism, philosophical system, school of thought.

functionalism (noun)	philosophy (noun)
a psychology based on the assumption that all mental process are useful to an organism in adapting to the environment	the rational investigation of questions about existence and knowledge and ethics
any doctrine that stresses utility or purpose	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