Camerate

from The Collaborative International Dictionary of English v.0.48

Camerate \Cam"er*ate\, v. i. [imp. & p. p. {Camerated}; p. pr. &
   vb. n. {Camerzting}.] [L. cameratus, p. p. of camerare. See
   {Camber}.]
   1. To build in the form of a vault; to arch over.
      [1913 Webster]

   2. To divide into chambers.
      [1913 Webster]