The Collaborative International Dictionary of English v.0.48:

Emprise \Em*prise"\, n. [OF. emprise, fr. emprendre to
   undertake; pref. em- (L. in) + F. prendre to take, L.
   prehendere, prendere; prae before + a verb akin to E. get.
   See Get, and cf. Enterprise, Impresa.] [Archaic]
   1. An enterprise; endeavor; adventure. --Chaucer.
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            In brave pursuit of chivalrous emprise. --Spenser.
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            The deeds of love and high emprise.   --Longfellow.
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   2. The qualifies which prompt one to undertake difficult and
      dangerous exploits.
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            I love thy courage yet and bolt emprise;
            But here thy sword can do thee little stead.
                                                  --Milton.
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The Collaborative International Dictionary of English v.0.48:

Emprise \Em*prise"\, v. t.
   To undertake. [Obs.] --Sackville.
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