----She had the advantage (otherwise she had been certainly overpowered) of a small reinforcement of chagrin personal at the bottom, which bore her up, and enabled her to dispute the affair with my father with so equal an advantage, ----that both sides sung _Te Deum_. 
She had the advantage of a small reinforcement of personal chagrin, which bore her up, and enabled her to dispute the affair with my father on equal terms. 