swindler vs defrauder

swindler and defrauder both are nouns.

Word	Noun	Adjective	Verb	Adverb
swindler	Yes	No	No	No
defrauder	Yes	No	No	No

As nouns, swindler and defrauder are synonyms defined as:

swindler and defrauder: a person who swindles you by means of deception or fraud

Other synonyms of swindler include chiseler, chiseller, gouger, grifter, scammer.

swindler (noun)	defrauder (noun)
a person who swindles you by means of deception or fraud	a person who swindles you by means of deception or fraud