The term "pompous asses" refers to individuals who behave arrogantly and self-importantly. There are many synonyms for this phrase, including conceited, haughty, snobbish, pretentious, and egotistical. These words all capture a sense of superiority and inflated self-worth that can come across as obnoxious or irritating to others. Other synonyms include vain, self-centered, stuck-up, and smug, which all convey an impression of someone who is overly concerned with their own importance and status. These words can be used to describe individuals in a variety of settings, from the workplace to social situations, and are often used to criticize or denigrate those who behave in a less than humble manner.