Scampy

Very often, after they sow their wild oats, some of those scampy young fellows settle down and marry a nice young girl and turn out very good husbands.

Source: wiktionary

Thanks to his association with Fossey, Sembagare rises in life from scampy village tour guide to responsible adjutant.

Source: wiktionary

The woman had collected a lot of stray dogs and I was petting the dogs and all of a sudden I looked at one--he was kind of scampy with a know-it-all look on his face--and I saw he was holding my diaphragm in his mouth.

Source: wiktionary