1. (verb)federate, federated united under a central government Synonyms: federate, federated Antonyms: divided
2. (verb)federate, federalize, federalise enter into a league for a common purpose Synonyms: federalise, federate, federalize Antonyms: divided
3. (verb)federate, federalize, federalise unite on a federal basis or band together as a league Synonyms: federalise, federate, federalize Antonyms: divided