Februation n. : Purification; a sacrifice.

Example:


Taxonomy
federation, states, powers, central government, component states, federalism, constitution, federal government, territory, autonomy, unitary state, Confederation, municipalities, government, United States, Forum of Federations, Union, unitary.

Defination from the web:
federation is known as federalism (see also federalism as a political philosophy) ... A federation often emerges from an initial agreement between a number of separate states. ...