empiricism vs empiricist philosophy

empiricism and empiricist philosophy both are nouns.

Word	Noun	Adjective	Verb	Adverb
empiricism	Yes	No	No	No
empiricist philosophy	Yes	No	No	No

As nouns, empiricism and empiricist philosophy are synonyms defined as:

empiricism and empiricist philosophy: (philosophy) the doctrine that knowledge derives from experience

Other synonyms of empiricism include sensationalism.

empiricism (noun)	empiricist philosophy (noun)
the application of empirical methods in any art or science	(philosophy) the doctrine that knowledge derives from experience
medical practice and advice based on observation and experience in ignorance of scientific findings
(philosophy) the doctrine that knowledge derives from experience