Artificial intelligent assistant

What's the 日本語 equivalent of "~ism"? (ex. Capitalism, Catholicism, Marxism, etc.) What's the Japanese equivalent of the English conjugation "~ism"? Like in things like Capitalism, Socialism, Islamism, Catholicism, Liberalism, Atheism, etc.?

and are good candidates.

* Capitalism --
* Socialism --
* Islamism --
* Catholicism --
* Liberalism --
* Existentialism --
* Idealism --
* Altruism --
* Egoism --
* Atheism --
* Polytheism --
* Relativism --
* Spiritualism --
* Materialism --

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