scum bag vs stinker

scum bag and stinker both are nouns.

Word	Noun	Adjective	Verb	Adverb
scum bag	Yes	No	No	No
stinker	Yes	No	No	No

As nouns, scum bag and stinker are synonyms defined as:

scum bag and stinker: a person who is deemed to be despicable or contemptible

Other synonyms of scum bag include bum, crumb, dirty dog, git, lowlife, puke, rat, rotter, scumbag, skunk, so-and-so, stinkpot.

scum bag (noun)	stinker (noun)
a person who is deemed to be despicable or contemptible	an artifact (especially an automobile) that is defective or unsatisfactory
	anything that gives off an offensive odor (especially a cheap cigar)
	a person who is deemed to be despicable or contemptible