turnabout

1. N-SING A turnabout is a complete change in opinion, attitude, or method. (觀點、態度或方法的)徹底轉變[英國英語] [oft N 'in' n]

As her confidence grows you may well see a considerable turnabout in her attitude. 隨著她自信心的增強，你很可能會看到她的態度有非常大的轉變。