Feigner is a word used to describe someone who pretends or fakes something. There are various synonyms for this term. For instance, imposter, faker, pretender, counterfeit, poser, and sham. These words are commonly used to describe someone who deceives others by pretending to be something or someone they are not. Other similar words include hypocrite, charlatan, quack, and fraud. These synonyms highlight the negative connotations associated with someone who feigns. They denote an act of deception, which is often used to manipulate, exploit, or deceive others. Therefore, it is important to be cautious when dealing with people who exhibit such behaviors.