from The Century Dictionary.
- To strip of the character or authority of a prince; deprive of principality or sovereignty.
from the GNU version of the Collaborative International Dictionary of English.
- transitive verb rare To deprive of the character or authority of a prince; to divest of principality of sovereignty.
Sorry, no etymologies found.
A prince, and my dislike of his ways doesn't unprince him, is surely worth twice as much as