Sycophantism is a negative trait characterized by flattery and obsequious behavior towards someone in authority, often with the aim of gaining favor or advantage. There are several synonyms for this word that convey similar meanings, such as servility, fawning, groveling, bootlicking, toadyism, flattery, and adulation. These terms describe behavior that is insincere, manipulative, and often done to gain personal benefit rather than to show genuine appreciation or respect for someone's accomplishments. It is important to be aware of these negative traits and avoid them in personal and professional relationships, as they can damage trust and undermine our reputations as honest and authentic individuals.