defalcate vs defalcation

defalcate is not a noun while defalcation is a noun.

Word	Noun	Adjective	Verb	Adverb
defalcate	No	No	Yes	No
defalcation	Yes	No	No	No

defalcate (noun)	defalcation (noun)
	the fraudulent appropriation of funds or property entrusted to your care but actually owned by someone else
	the sum of money that is misappropriated

defalcate (verb)	defalcation (verb)
appropriate (as property entrusted to one's care) fraudulently to one's own use