Sentence:  Revenge the jeering and disdain'd contempt / Of this proud king, who studies day and night / To answer all the <WSD>debt</WSD> he owes to you / Even with the bloody payment of your deaths. 
Meaning of the word marked with <WSD> tags:  An action, state of mind, or object one has an obligation to perform for another, adopt toward another, or give to another.