interregnum

\in-tuhr-REG-nuhm\, noun; plural interregnums \-nuhmz\ or interregna \-nuh\:
1. The interval between two reigns; any period when a state is left without a ruler.
2. A period of freedom from authority or during which government functions are suspended.

“My interregnum to-do list: 1. Pick up suit from dry cleaners. 2. Rape, pilage, and plunder. 3. Buy some grapefruit from Stop ‘N’ Shop. 4. Blow up City Hall. 5. Work on resume.”

“Remember kids, you can’t spell interregnum without ‘mung.’”