As nouns the difference between perpetrator and malefactor
is that perpetrator is one who perpetrates; especially, one who commits an offence or crime while malefactor is a criminal or felon.
perpetrator
English
Noun
(
en noun)
One who perpetrates; especially, one who commits an offence or crime.
Synonyms
* arrestee, prisoner
* (slang) perp, collar
* See also
malefactor
English
Alternative forms
* malefactour (obsolete)
Noun
(
en noun)
A criminal or felon.
An evildoer.
Synonyms
* See also
* See also
Antonyms
* benefactor
Related terms
* maleficent