malefactor vs crook

malefactor and crook both are nouns.

Word	Noun	Adjective	Verb	Adverb
malefactor	Yes	No	No	No
crook	Yes	No	Yes	No

As nouns, malefactor and crook are synonyms defined as:

malefactor and crook: someone who has committed a crime or has been legally convicted of a crime

Other synonyms of malefactor include criminal, felon, outlaw.

malefactor (noun)	crook (noun)
someone who has committed a crime or has been legally convicted of a crime	a long staff with one end being hook shaped
	someone who has committed a crime or has been legally convicted of a crime
	a circular segment of a curve

malefactor (verb)	crook (verb)
	bend or cause to bend