n. 25B6; noun REVENGE, retribution, retaliation, requital, reprisal, satisfaction, an eye for an eye (and a tooth for a tooth).
25A0; with a vengeance VIGOROUSLY, strenuously, energetically, with a will, with might and main, with all the stops out, for all one is worth, all out, flat out, at full tilt; informal hammer and tongs, like crazy, like mad; Brit. informal like billy-o.