The Collaborative International Dictionary of English v.0.48:

Delinquency \De*lin"quen*cy\, n.; pl. Delinquencies. [L.
   delinquentia, fr. delinquens.]
   Failure or omission of duty; a fault; a misdeed; an offense;
   a misdemeanor; a crime.
   [1913 Webster]

         The delinquencies of the little commonwealth would be
         represented in the most glaring colors.  --Motley.
   [1913 Webster]