Part of speech: Verb
unite on a federal basis or band together as a league
Example: The country was federated after the civil war
Part of speech: Verb
enter into a league for a common purpose
Example: The republics federated to become the Soviet Union
Part of speech: Verb
put under the control and authority of a federal government
federal – A related word in the same word family.
ise – A related word in the same word family.
English spelling is irregular because it preserves pronunciations from multiple historical periods simultaneously.