Words ending in -ism:
Philosophical and Political:
* Absurdism: The belief that life is inherently meaningless.
* Anarchism: The belief in the abolition of all government.
* Buddhism: A religion based on the teachings of Buddha.
* Capitalism: An economic system based on private ownership.
* Communism: A political and economic system based on shared ownership.
* Conservatism: A political philosophy that favors tradition and slow change.
* Existentialism: A philosophical movement emphasizing individual existence.
* Feminism: The advocacy of women's rights.
* Humanism: A philosophy emphasizing human values and ethics.
* Idealism: The belief in the power of ideas.
* Liberalism: A political philosophy that favors individual liberty.
* Marxism: A political and economic theory based on the teachings of Karl Marx.
* Monotheism: The belief in one God.
* Nationalism: Strong identification with one's nation.
* Nihilism: The belief that life is without meaning.
* Pacifism: Opposition to war and violence.
* Patriotism: Love for one's country.
* Realism: A philosophical perspective emphasizing the concrete.
* Socialism: A political and economic system based on collective ownership.
* Stoicism: A philosophy emphasizing reason and virtue.
Other:
* Alcoholism: An addiction to alcohol.
* Altruism: Selflessness and concern for others.
* Barbarism: Primitive and uncivilized behavior.
* Chauvinism: Excessive patriotism or nationalism.
* Cynicism: A belief that people are motivated by selfishness.
* Egotism: Self-centeredness.
* Fatalism: The belief that events are predetermined.
* Heroism: Courage and bravery.
* Individualism: Emphasis on individual independence.
* Jingoism: Aggressive patriotism.
* Modernism: A movement in art and culture emphasizing innovation.
* Optimism: A positive outlook on life.
* Pessimism: A negative outlook on life.
* Racism: Prejudice or discrimination based on race.
* Sadism: Deriving pleasure from inflicting pain.
* Secularism: Separation of religion and government.
* Terrorism: The use of violence to intimidate or coerce.
* Traditionalism: Adherence to old ways of life.
* Utilitarianism: A philosophy emphasizing the greatest good for the greatest number.
This is not an exhaustive list, and there are many other words ending in -ism. This list includes some common examples across various fields.