philology vs linguistics

philology and linguistics both are nouns.

Word	Noun	Adjective	Verb	Adverb
philology	Yes	No	No	No
linguistics	Yes	No	No	No

As nouns, philology and linguistics are synonyms defined as:

philology and linguistics: the humanistic study of language and literature

philology (noun)	linguistics (noun)
the humanistic study of language and literature	the scientific study of language
	the humanistic study of language and literature