Source : Webster's Revised Unabridged Dictionary (1913)

Dubiety \Du*bi"e*ty\, n.; pl. {Dubieties}. [L. dubietas, fr.
   dubius. See {Dubious}.]
   Doubtfulness; uncertainty; doubt. [R.] --Lamb. ``The dubiety
   of his fate.'' --Sir W. Scott.

Source : WordNet®

dubiety
     n : the state of being unsure of something [syn: {doubt}, {uncertainty},
          {incertitude}, {doubtfulness}, {dubiousness}] [ant: {certainty}]