"Yesmen" refers to individuals who always agree with the opinions or ideas of others, often for personal gain or to avoid conflict. Other synonyms for "yesmen" include sycophants, flatterers, toadies, brown-nosers, bootlickers, and conformists. These individuals lack the ability to think critically or independently and can be manipulated easily. They prioritize pleasing others over staying true to themselves and their beliefs. "Yesmen" are often seen as insincere or dishonest in their interactions with others and may struggle to establish genuine relationships. It is important to surround oneself with individuals who are willing to challenge and provide constructive criticism, rather than simply agreeing with everything.