plunderage vs defalcation

plunderage and defalcation both are nouns.

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

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

plunderage: the act of plundering (especially the embezzlement of goods on shipboard)
defalcation: the fraudulent appropriation of funds or property entrusted to your care but actually owned by someone else

Other hypernyms of plunderage include embezzlement, misapplication, misappropriation, peculation.

plunderage (noun)	defalcation (noun)
the act of plundering (especially the embezzlement of goods on shipboard)	the fraudulent appropriation of funds or property entrusted to your care but actually owned by someone else
	the sum of money that is misappropriated