funambulatory

from The Collaborative International Dictionary of English v.0.48

Funambulatory \Fu*nam"bu*la`to*ry\, a.
   1. Performing like a ropedancer. --Chambers.
      [1913 Webster]

   2. Narrow, like the walk of a ropedancer.
      [1913 Webster]

            This funambulatory track.             --Sir T.
                                                  Browne.
      [1913 Webster]