General Terms:
* Prejudice: The most straightforward term, referring to preconceived opinions or feelings, either favorable or unfavorable, towards a person or group, typically based on insufficient information or irrational generalizations.
* Bias: A tendency to favor or disfavor something, often in a way that is unfair or unreasonable.
* Bigotry: Intolerant, unreasonable, and often hostile attitudes towards people who are different from oneself.
* Discrimination: Actions based on prejudice, treating individuals differently based on their group membership.
* Stereotype: A fixed and oversimplified image or idea of a particular type of person or thing.
* Preconception: A preconceived notion or opinion, often based on limited or incomplete information.
Negative Terms:
* Hatred: Intense dislike or aversion.
* Animosity: Strong hostility or ill will.
* Hostility: Unfriendliness or opposition.
* Intolerance: Unwillingness to accept or respect people or opinions that are different from one's own.
* Racism: Prejudice, discrimination, or antagonism directed against a person or people on the basis of their membership in a particular racial or ethnic group.
* Sexism: Prejudice, discrimination, or antagonism directed against a person or people on the basis of their sex.
* Homophobia: Dislike of or prejudice against homosexual people.
* Xenophobia: Dislike of or prejudice against people from other countries.
* Chauvinism: Excessive patriotism or national pride.
* Ethnocentrism: The belief that one's own culture or group is superior to others.
More nuanced terms:
* Implicit bias: Unconscious attitudes and stereotypes that can affect our behavior, even if we are not consciously aware of them.
* Microaggression: A subtle, often unintentional form of discrimination that can have a cumulative impact on marginalized groups.
* Privilege: Unearned advantages or benefits that are often based on factors like race, gender, or socioeconomic status.
The specific words you choose to describe prejudice will depend on the context and the specific type of prejudice you are discussing.