The Collaborative International Dictionary of English v.0.48:

Intermure \In`ter*mure"\, v. t. [imp. & p. p. Intermured; p.
   pr. & vb. n. Intermuring.] [Pref. inter- + L. murus wall.]
   To wall in; to inclose. [Obs.] --Ford.
   [1913 Webster]