The designers tend to approach the work with a bit more puckishness.
From the nytimes.com
Here, as he rolls a joint to the disapproval of his married friend's square wife, he has Peter's insolence and puckishness.
From the guardian.co.uk
There's a brazenness, a kind of frat-boy puckishness, to going ahead with this plan, questionable even in the best of times, during an economic meltdown.
From the post-gazette.com
More examples
Impishness: the trait of behaving like an imp
(puckish) arch: naughtily or annoyingly playful; "teasing and worrying with impish laughter"; "a wicked prank"