prejudice[ prej-uh-dis ]
an unfavorable opinion or feeling formed beforehand or without knowledge, thought, or reason.
any preconceived opinion or feeling, either favorable or unfavorable.
unreasonable feelings, opinions, or attitudes, especially of a hostile nature, regarding an ethnic, racial, social, or religious group.
such attitudes considered collectively:
The war against prejudice is never-ending.
damage or injury; detriment:https://www.dictionary.com/browse/prejudice
racism[ rey-siz-uhm ]
a belief or doctrine that inherent differences among the various human racial groups determine cultural or individual achievement, usually involving the idea that one's own race is superior and has the right to dominate others or that a particular racial group is inferior to the others.
a policy, system of government, etc., based upon or fostering such a doctrine; discrimination.
hatred or intolerance of another race or other races.https://www.dictionary.com/browse/racism?s=t