The Collaborative International Dictionary of English v.0.48:

Blameful \Blame"ful\, a.
   1. Faulty; meriting blame. --Shak.
      [1913 Webster]

   2. Attributing blame or fault; implying or conveying censure;
      faultfinding; censorious. --Chaucer.
      [1913 Webster] -- Blame"ful*ly, adv. --
      Blame"ful*ness, n.
      [1913 Webster]