The Collaborative International Dictionary of English v.0.48:

Curship \Cur"ship\ (k?r"sh?p), n. [Cur +-ship.]
   The state of being a cur; one who is currish. [Jocose]
   [1913 Webster]

         How durst he, I say, oppose thy curship! --Hudibras.
   [1913 Webster]