Sentence:  He was standing at the window ... when in bounced little red-faced bustling Dr. Toole—the joke and the chuckle with which he had just <WSD>requited</WSD> the fat old barmaid still ringing in the passage ... 
Meaning of the word marked with <WSD> tags:  To return something (usually something figurative) that has been given; to repay; to recompense