Sentence:  The hero of our play will be, not only a man who might have made a soldier, "had he been put on," and who has effectively been relieved of his vigil by the time we bid him farewell, but one also who, though he scorns to be troubled by "<WSD>gaingiving</WSD>", [...] 
Meaning of the word marked with <WSD> tags:  A misgiving; an internal feeling or prognostication of evil.