embezzler vs defalcator

embezzler and defalcator both are nouns.

Word	Noun	Adjective	Verb	Adverb
embezzler	Yes	No	No	No
defalcator	Yes	No	No	No

As nouns, embezzler and defalcator are synonyms defined as:

embezzler and defalcator: someone who violates a trust by taking (money) for his own use

Other synonyms of embezzler include peculator.

embezzler (noun)	defalcator (noun)
someone who violates a trust by taking (money) for his own use	someone who violates a trust by taking (money) for his own use