Debonairness is a quality that is attributed to a person who is suave, charming, and elegant. It reflects confidence, sophistication, and style. Some synonyms for the word debonairness include suaveness, polish, finesse, panache, gracefulness, and urbanity. Suaveness refers to being smoothly agreeable or polite. Polish is about refinement and elegance of style or manner. Finesse pertains to subtle or delicate skill in handling a situation. Panache denotes flamboyant style and self-assurance. Gracefulness suggests poise and elegance in movement and action. Urbanity refers to refined courtesy and politeness that is associated with city life. All of these words can be used to describe someone who embodies the quality of debonairness.