The word "buffoonly" refers to behaving like a clown or a jester. Synonyms for this word include "foolishly," "ridiculously," and "comically." Other related terms that could describe someone who acts in a buffoonish manner include "clownish," "jesting," "silly," and "facetious." These words suggest that the person is not being serious or taken seriously, and their actions are intended to make others laugh or smile. Someone who behaves in a buffoonish way could also be described as "cheeky," "impish," or "frivolous." Each of these synonyms adds a slightly different nuance to the idea of buffoonery and clownish behavior.