Poseurs are individuals who pretend or act in a way that is not natural to them. They often try to portray themselves as someone they are not by putting on a facade. There are several other words that can be used as synonyms for poseurs, including pretenders, impostors, charlatans, fakes, and phonies. These terms describe individuals who present themselves as something they are not in order to gain attention or to impress others. Poseurs are often seen as insincere and inauthentic, which can be a turn-off to those around them. Therefore, it is important to be true to oneself and to avoid pretending to be someone else.