ordinance | ordnance

(1) A command or decree is an ordinance,
(2) munitions are ordnance.

1. The systematic arrangement of a literary work is called an ordonnance.

Example -
A government could invoke an ordinance that bans ordnance.

Etymology -
The word ordnance was coined by contracting the word ordinance. They both ultimately derive from the Latin ordinare, to put in order.

Please comment