Curtly

adv. [f. CURT a. + -LY².] In a curt manner; † shortly, tersely (obs.).

1654.  Gayton, Pleas. Notes, IV. xv. 252. Mr. Licenciat … hath so curtly, succinctly, and concisely … Epitomiz’d the long story.

1866.  Geo. Eliot, F. Holt, xxxv. ‘Sit down,’ he said, curtly.

1874.  Green, Short Hist., iv. 201. A direct demand … to nominate the great officers of state had been curtly rejected.