Source : Webster's Revised Unabridged Dictionary (1913)

Ropiness \Rop"i*ness\, n.
   Quality of being ropy; viscosity.

Source : WordNet®

ropiness
     n : the property of being cohesive and sticky [syn: {cohesiveness},
          {glueyness}, {gluiness}, {gumminess}, {viscidity}, {viscidness}]