adjective
brisk
BRISK/brɪsk/
Energetic and quick in movement or effect.
A brisk walk up the hill warms us quickly.

Etymology
Brisk is recorded early as Scottish bruisk, already meaning quick or lively. It may be an alteration of French brusque, whose sense “lively, fierce” offers a possible connection to energetic action.
In context
fight anybody you don't have to run away so you want to get rid of some of that adrenaline and the way you do that is a little bit of brisk exercise
More examples
- The shop enjoyed brisk sales during the holiday weekend.
- A brisk wind cleared the stale air from the room.
- Her brisk reply ended the conversation without further discussion.
Forms
brisk · brisker · briskest
briskly adverb — With quick, energetic movement or manner.
Similar words
- rapid
- Emphasizes speed, brisk also suggests energy or efficiency.