adjuration
noun
- appeal to act (in theology)
Wiktionary
noun
Etymology: From Latin adiuratio.
- A grave warning.
“The visitor, observing that she held the door on the inside, and that, when the uncle tried to open it, there was a sharp adjuration of 'Don't, stupid!' and an appearance of loose stocking and flannel, concluded that the young lady was in an undress.”
- A solemn oath.