Leave, formal permission for some action, :

Formal dismissal; any dismissal; (originally & particularly humorously ironic) abrupt dismissal without ceremony.

Formal leavetaking; any farewell.

To give congee, (particularly)

To take congee: to leave ceremoniously.

To make a congee: to bow, curtsey, etc., (particularly dialectal) while leaving; to make obeissance, show respect, or defer to someone or something.