The Collaborative International Dictionary
brisken
brisken \brisken\ v. to become brisk.
Syn: brisk, brisk up.
Wiktionary
brisken
vb. To become, or make, brisk or brisker
WordNet
Usage examples of "brisken".
Ignoring Gusterson’ shiver, Fay straightened up and seemed to brisken himself.
There was an old hair trunk in one corner, and a guitar-box in another, and all sorts of little knickknacks and jimcracks around, like girls brisken up a room with.