The term 'more arrogant' can be described by four crossword solutions: Lordlier (8 letters), Haughtier (9 letters), Prouder (7 letters), and RUDER (5 letters). Lordlier is an adjective meaning having or showing the bearing and dignity of a lord. Haughtier is an adjective meaning having or showing haughtiness, which is an attitude of superiority or disdain. Prouder is an adjective meaning feeling or expressing excessive pride in oneself or one's achievements. Lastly, RUDER is an adjective meaning impolite or offensive in speech or behavior. All four words describe someone who is more arrogant than another person.