Discrimination is the act of prejudicial treatment against a person or group based on their race, sex, religion, or other characteristics. There are several synonyms for discrimination, including bias, prejudice, bigotry, racism, and sexism. Bias refers to having an unfair preference or dislike for something or someone, while prejudice refers to having a preconceived notion or opinion about someone based on limited information. Bigotry, on the other hand, is the intolerance of those with different beliefs or values. Racism is the discrimination against a person based on their race, while sexism is discrimination based on their gender. Each of these synonyms describes the act of discriminating against individuals or groups, and they are all detrimental to equality and fairness.