Un*law"ful*ness

from The Collaborative International Dictionary of English v.0.48

Unlawful \Un*law"ful\, a.
   Not lawful; contrary to law. -- {Un*law"ful*ly}, adv. --
   {Un*law"ful*ness}, n.
   [1913 Webster]

   {Unlawful assembly}. (Law) See under {Assembly}.
      [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

45 Moby Thesaurus words for "unlawfulness":
      aberrance, aberrancy, abnormality, anarchy, anomie, criminalism,
      criminality, delinquency, deviance, deviancy, illegality,
      illegitimacy, illicit business, illicitness, impermissibility,
      improperness, impropriety, inappropriateness, incorrectness,
      indecorousness, indecorum, inequitableness, inequity, infraction,
      iniquitousness, iniquity, injustice, lawlessness, legal flaw,
      outlawry, sinfulness, technical flaw, undueness, unfitness,
      unfittingness, unjustness, unmeetness, unrighteousness,
      unseemliness, unsuitability, violation, wickedness, wrong,
      wrongfulness, wrongness