Source : Webster's Revised Unabridged Dictionary (1913)

Dure \Dure\, a. [L. durus; akin to Ir. & Gael. dur ?, stubborn,
   W. dir certain, sure, cf. Gr. ? force.]
   Hard; harsh; severe; rough; toilsome. [R.]

         The winter is severe, and life is dure and rude. --W.
                                                  H. Russell.

Dure \Dure\, v. i. [F. durer, L. durare to harden, be hardened,
   to endure, last, fr. durus hard. See {Dure}, a.]
   To last; to continue; to endure. [Obs.] --Sir W. Raleigh.

         Yet hath he not root in himself, but dureth for a
         while.                                   --Matt. xiii.
                                                  21.