drug peddler vs malefactor

drug peddler and malefactor both are nouns.

Word	Noun	Adjective	Verb	Adverb
drug peddler	Yes	No	No	No
malefactor	Yes	No	No	No

As nouns, malefactor is a hypernym of drug peddler; that is, malefactor is a word with a broader meaning than drug peddler:

drug peddler: an unlicensed dealer in illegal drugs
malefactor: someone who has committed a crime or has been legally convicted of a crime

Other hypernyms of drug peddler include criminal, crook, felon, outlaw, dealer.

drug peddler (noun)	malefactor (noun)
an unlicensed dealer in illegal drugs	someone who has committed a crime or has been legally convicted of a crime