bum vs vulgarism

bum and vulgarism both are nouns.

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

bum (noun)	vulgarism (noun)
the fleshy part of the human body that you sit on	the quality of lacking taste and refinement
a vagrant	an offensive or indecent word or phrase
a person who is deemed to be despicable or contemptible
person who does no work

bum (adjective)	vulgarism (adjective)
of very poor quality; flimsy

bum (verb)	vulgarism (verb)
ask for and get free; be a parasite
be lazy or idle