Definitions:

1. Refers to playful or humorous behavior, often characterized by a lighhearted or mischievous sense of humor. NOUN
   • His waggishness kept the mood light during the meeting, making everyone laugh at his clever jokes and playful comments.
2. The characteristic of frequently making jokes, performing pranks, or indulging in wisecracking banter. NOUN
   • The comedian's waggishness kept the audience in stitches throughout the performance.

Synonyms:

• mischief
• playfulness
• waggery