whim-wham

from The Collaborative International Dictionary of English v.0.48

Whimwham \Whim"wham\, n. [Formed from whim by reduplication.]
   [1913 Webster]
   1. A whimsical thing; an odd device; a trifle; a trinket; a
      gimcrack. [R.]
      [1913 Webster]

            They'll pull ye all to pieces for your whimwhams.
                                                  --Bear. & Fl.
      [1913 Webster]

   2. A whim, or whimsey; a freak.
      [1913 Webster]