What part of speech is revolutionary?

"Revolutionary" can be several parts of speech depending on its use in a sentence:

* Adjective: Describing something that is related to or causes a revolution.

* Noun: A person who supports or participates in a revolution.

* Verb: To cause a revolution or to radically change something.

Example:

* Adjective: The revolutionary ideas of the Enlightenment changed the world.

* Noun: The revolutionaries fought for freedom and justice.

* Verb: The new technology revolutionized the way we communicate.