zany

This term describes a specific brand of eccentricity that is high-energy and intentionally absurd. It suggests a frantic, slapstick quality rather than a quiet or intellectual oddity, often evoking images of exaggerated gestures and loud, unpredictable behavior. When used as a noun, it refers to a comic sidekick or a performer whose primary role is to provide chaotic relief. While the adjective can be used affectionately to describe a quirky personality, the noun often carries a connotation of being a subordinate or a foil to a more serious lead character.