defalcation vs sum of money

defalcation and sum of money both are nouns.

Word	Noun	Adjective	Verb	Adverb
defalcation	Yes	No	No	No
sum of money	Yes	No	No	No

As nouns, sum of money is a hypernym of defalcation; that is, sum of money is a word with a broader meaning than defalcation:

Other hypernyms of defalcation include amount, amount of money, sum.

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