The Collaborative International Dictionary of English v.0.48:

To-rend \To-rend"\, v. t. [imp. & p. p. To-rent.] [Pref. to- +
   rend.]
   To rend in pieces. [Obs.]
   [1913 Webster]

         The wolf hath many a sheep and lamb to-rent. --Chaucer.
   [1913 Webster]