Definitions

1. noun

A league or association of separate states or communities, especially one formed for mutual defense or other common purposes.

“The confederacy of independent city-states in ancient Greece was a significant force in the region.”

2. noun

A group of people united in a common purpose or goal, especially one that is secretive or rebellious.

“The confederacy of activists worked to raise awareness about social justice issues.”

3. verb

To form or unite into a confederacy.

“The countries confederated to create a stronger alliance against a common threat.”