chuffily--prophetes.ai

† chuffily, adv. Obs. exc. dial.
  (ˈtʃʌfɪlɪ)
  [f. chuffy¹ + -ly².]
  In a chuffy or surly manner.

1748 Richardson Clarissa (1811) VII. lv. 194 ‘Whose is this?’ ‘Mine, sir’, chuffily said John.

Oxford English Dictionary