The Collaborative International Dictionary of English v.0.48:

Dure \Dure\, a. [L. durus; akin to Ir. & Gael. dur ?, stubborn,
   W. dir certain, sure, cf. Gr. ? force.]
   Hard; harsh; severe; rough; toilsome. [R.]
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         The winter is severe, and life is dure and rude. --W.
                                                  H. Russell.
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The Collaborative International Dictionary of English v.0.48:

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