Cavalierly a.

[f. as prec. + -LY¹.] Characteristic of a cavalier; knightly; haughty.

1876.  G. Meredith, Beauch. Career, II. vi. 88. With a cavalierly charm in the sullen brows she lifted. Ibid., III. xi. 196. Tuckham’s figure was … neither cavalierly nor kingly. Ibid. (1879), Egoist, I. ix. 154. He had a cavalierly style.