The Collaborative International Dictionary of English v.0.48:

Lich \Lich\ (l[i^]ch), n. [AS. l[imac]c body. See Like, a.]
   A dead body; a corpse. [Obs.]
   [1913 Webster]

   Lich fowl (Zool.), the European goatsucker; -- called also
      lich owl.

   Lich gate, a covered gate through which the corpse was
      carried to the church or burial place, and where the bier
      was placed to await the clergyman; a corpse gate. [Prov.
      Eng.] --Halliwell.

   Lich wake, the wake, or watching, held over a corpse before
      burial. [Prov Eng.] --Chaucer.

   Lich wall, the wall of a churchyard or burying ground.

   Lich way, the path by which the dead are carried to the
      grave. [Prov. Eng.]
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The Collaborative International Dictionary of English v.0.48:

Corpse \Corpse\ (k[^o]rps), n. [OF. cors (sometimes written
   corps), F. corps, L. corpus; akin to AS. hrif womb. See
   Midriff, and cf. Corse, Corselet, Corps, Cuerpo.]
   1. A human body in general, whether living or dead; --
      sometimes contemptuously. [Obs.]
      [1913 Webster]

   Note: Formerly written (after the French form) corps. See
         Corps, n., 1.
         [1913 Webster]

   2. The dead body of a human being; -- used also Fig.
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            He touched the dead corpse of Public Credit, and it
            sprung upon its feet.                 --D. Webster.
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   Corpse candle.
      (a) A thick candle formerly used at a lich wake, or the
          customary watching with a corpse on the night before
          its interment.
      (b) A luminous appearance, resembling the flame of a
          candle, sometimes seen in churchyards and other damp
          places, superstitiously regarded as portending death.


   Corpse gate, the gate of a burial place through which the
      dead are carried, often having a covered porch; -- called
      also lich gate.
      [1913 Webster] Corpulence