The Collaborative International Dictionary of English v.0.48:

Prize \Prize\ (pr[imac]z), n. [F. prise a seizing, hold, grasp,
   fr. pris, p. p. of prendre to take, L. prendere, prehendere;
   in some senses, as 2
   (b), either from, or influenced by, F. prix price. See
       Prison, Prehensile, and cf. Pry, and also Price.]
       [1913 Webster]

   1. That which is taken from another; something captured; a
      thing seized by force, stratagem, or superior power.
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            I will depart my pris, or my prey, by deliberation.
                                                  --Chaucer.
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            His own prize,
            Whom formerly he had in battle won.   --Spenser.
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   2. Hence, specifically;
      (a) (Law) Anything captured by a belligerent using the
          rights of war; esp., property captured at sea in
          virtue of the rights of war, as a vessel. --Kent.
          --Brande & C.
      (b) An honor or reward striven for in a competitive
          contest; anything offered to be competed for, or as an
          inducement to, or reward of, effort.
          [1913 Webster]

                I'll never wrestle for prize more. --Shak.
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                I fought and conquered, yet have lost the prize.
                                                  --Dryden.
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      (c) That which may be won by chance, as in a lottery.
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   3. Anything worth striving for; a valuable possession held or
      in prospect.
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            I press toward the mark for the prize of the high
            calling of God in Christ Jesus.       --Phil. iii.
                                                  14.
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   4. A contest for a reward; competition. [Obs.] --Shak.
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   5. A lever; a pry; also, the hold of a lever. [Written also
      prise.]
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   Prize court, a court having jurisdiction of all captures
      made in war on the high seas. --Bouvier.

   Prize fight, an exhibition contest, esp. one of pugilists,
      for a stake or wager.

   Prize fighter, one who fights publicly for a reward; --
      applied esp. to a professional boxer or pugilist. --Pope.

   Prize fighting, fighting, especially boxing, in public for
      a reward or wager.

   Prize master, an officer put in charge or command of a
      captured vessel.

   Prize medal, a medal given as a prize.

   Prize money, a dividend from the proceeds of a captured
      vessel, etc., paid to the captors.

   Prize ring, the ring or inclosure for a prize fight; the
      system and practice of prize fighting.

   To make prize of, to capture. --Hawthorne.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Prize \Prize\, v. t.
   To move with a lever; to force up or open; to pry. [Written
   also prise.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Prize \Prize\, v. t. [imp. & p. p. Prized; p. pr. & vb. n.
   Prizing.] [F. priser, OF. prisier, preisier, fr. L.
   pretiare, fr. pretium worth, value, price. See Price, and
   cf. Praise.] [Formerly written also prise. ]
   [1913 Webster]
   1. To set or estimate the value of; to appraise; to price; to
      rate.
      [1913 Webster]

            A goodly price that I was prized at.  --Zech. xi.
                                                  13.
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            I prize it [life] not a straw, but for mine honor.
                                                  --Shak.
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   2. To value highly; to estimate to be of great worth; to
      esteem. "[I] do love, prize, honor you. " --Shak.
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            I prized your person, but your crown disdain.
                                                  --Dryden.
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The Collaborative International Dictionary of English v.0.48:

Prize \Prize\, n. [F. prix price. See 3d Prize. ]
   Estimation; valuation. [Obs.] --Shak.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

286 Moby Thesaurus words for "prize":
   Academy Award, Nobel Prize, Oscar, accolade, accord respect to,
   admire, adore, aim, ambition, apotheosize, appraise, appreciate,
   apprize, arch, ascribe importance to, assay, assess, award, bar,
   barrow, beam, best, blackmail, boast, booby prize, boodle, boom,
   booty, boundary stone, brass, bust, cairn, calculate, calibrate,
   caliper, call, cant hook, carrot, catch, cenotaph, champion,
   check a parameter, cherish, choice, chosen, class, claw bar,
   column, compute, consolation prize, crank, cream, cromlech, cross,
   crow, crowbar, cup, cyclolith, dearest wish, dearly love, defer to,
   deify, desideration, desideratum, desire, dial, diamond, divide,
   dividend, dolmen, elect, elite, entertain respect for, esteem,
   estimate, evaluate, exalt, excellent, fair-trade, fat, fathom,
   favor, figure, find, first prize, first-rate, flower, footstone,
   for the best, forbidden fruit, form an estimate, fulcrumage, gain,
   gauge, gem, get a foothold, get leverage, give an appreciation,
   glimmering goal, goal, godsend, golden vision, good thing,
   graduate, graft, grave, gravestone, greatest, guerdon, guess,
   handpicked, handspike, haul, headstone, hero-worship, hoarstone,
   hold dear, hold in esteem, hold in reverence, honor, hope,
   hot goods, idolize, inscription, iron crow, jackpot, jewel, jimmy,
   lever, leverage, limb, lodestone, look up to, loot,
   love to distraction, magnet, make an estimation, make much of,
   mark, marker, marlinespike, matchless, mausoleum, measure, meed,
   megalith, memento, memorial, memorial arch, memorial column,
   memorial statue, memorial stone, menhir, mensurate, mete, meter,
   monolith, monument, mound, necrology, nonesuch, nonpareil, obelisk,
   obituary, optimal, optimum, outrigger, outstanding, pace, paragon,
   paramount, pearl, peavey, pedal, peerless, perks, perquisite, pick,
   picked, pickings, pillar, pinch bar, plaque, plum, plumb, plunder,
   pork barrel, premium, price, pride, pride and joy, prime, probe,
   pry, public till, public trough, purse, pyramid, quantify,
   quantize, queen, quintessence, quintessential, quote a price, rank,
   rate, rate highly, receipts, reckon, regard, reliquary,
   remembrance, respect, revere, reverence, reward, ribbon,
   ripping bar, rostral column, second prize, select, set store by,
   shaft, shrine, size, size up, sound, span, spar, spoil, spoils,
   spoils of office, squeeze, stakes, stealings, stela, step,
   stolen goods, stone, stupa, superior, superlative, supreme,
   surpassing, survey, swag, sweepstakes, tablet, take,
   take a reading, temptation, testimonial, the best, the best ever,
   the tops, the very best, think highly of, think much of,
   think well of, till, tomb, tombstone, top, tope, treadle, treasure,
   triangulate, trophy, trouvaille, unmatchable, unmatched,
   unparalleled, unsurpassed, valorize, valuate, value, venerate,
   very best, wedge, weigh, windfall, winner, winnings, wish, worship,
   wrecking bar