mediatize Hear it!

mediatize Definition

me·dia·tize (dē ə tīz′)

transitive verb -·tized′, -·tiz′·ing

to annex (a smaller state) to a larger one, leaving the ruler his or her title and some authority

Etymology: < Fr or Ger: Fr médiatiser (< médiat < LL mediatus: see mediate), or Ger mediatisieren < Fr