filth vs vulgarism

filth and vulgarism both are nouns.

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

As nouns, filth and vulgarism are synonyms defined as:

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

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