Insubordination is open refusal to obey orders. Charged with insubordination, gross insubordination, an act of insubordination.
It is a disciplinary term in the forces and at work, and the open part matters: quietly failing to do something is not insubordination, refusing in front of others is. In employment law it is one of the standard grounds for dismissal.
1nouninsubordinationOpen refusal to obey orders.
“The soldier was punished for insubordination after he told his sergeant to get lost.”
insubordination is a refusal.
In-, not, plus subordination, from Latin sub, under, plus ordinare, to arrange in rank.
French
insubordination
English, today
insubordination
From in + subordination, on the model of French insubordination.
Etymology from Wiktionary, CC BY-SA