The royal family has a distinctive coat of arms.

He wore a coat of mail for protection.

The comity of nations is essential for maintaining peace and cooperation.

The Confederate States of America seceded from the Union during the American Civil War.

There is a conflict of interest between the two parties involved in the negotiation.

The conservation of energy is a fundamental principle in physics.

The conservation of mass is a principle in physics that states that the mass of an isolated system remains constant over time.

He was found guilty of contempt of court.

During a labor dispute, there is usually a cooling-off period before any further actions are taken.

The cost of living in this city is quite high.