vulgarism vs filth

vulgarism and filth both are nouns.

Word	Noun	Adjective	Verb	Adverb
vulgarism	Yes	No	No	No
filth	Yes	No	No	No

As nouns, vulgarism and filth are synonyms defined as:

Other synonyms of vulgarism include dirty word, obscenity, smut.

vulgarism (noun)	filth (noun)
the quality of lacking taste and refinement	an offensive or indecent word or phrase
an offensive or indecent word or phrase	a state characterized by foul or disgusting dirt and refuse
	anything regarded as making something unclean
	any substance considered disgustingly foul or unpleasant