The Collaborative International Dictionary of English v.0.48:

Awake \A*wake"\, v. t. [imp. Awoke, Awaked; p. p. Awaked;
   (Obs.) Awaken, Awoken; p. pr. & vb. n. Awaking. The
   form Awoke is sometimes used as a p. p.] [AS.
   [=a]w[ae]cnan, v. i. (imp. aw[=o]c), and [=a]wacian, v. i.
   (imp. awacode). See Awaken, Wake.]
   1. To rouse from sleep; to wake; to awaken.
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            Where morning's earliest ray . . . awake her.
                                                  --Tennyson.
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            And his disciples came to him, and awoke him,
            saying, Lord, save us; we perish.     --Matt. viii.
                                                  25.
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   2. To rouse from a state resembling sleep, as from death,
      stupidity., or inaction; to put into action; to give new
      life to; to stir up; as, to awake the dead; to awake the
      dormant faculties.
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            I was soon awaked from this disagreeable reverie.
                                                  --Goldsmith.
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            It way awake my bounty further.       --Shak.
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            No sunny gleam awakes the trees.      --Keble.
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The Collaborative International Dictionary of English v.0.48:

Awaken \A*wak"en\, v. t. & i. [imp. & p. p. Awakened; p. pr. &
   vb. n. Awakening.] [OE. awakenen, awaknen, AS.
   [=a]w[ae]cnan, [=a]w[ae]cnian, v. i.; pref. on- + w[ae]cnan
   to wake. Cf. Awake, v. t.]
   To rouse from sleep or torpor; to awake; to wake.
   [1913 Webster]

         [He] is dispatched
         Already to awaken whom thou nam'st.      --Cowper.
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         Their consciences are thoroughly awakened. --Tillotson.
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   Syn: To arouse; excite; stir up; call forth.
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WordNet (r) 3.0 (2006):

awaken
    v 1: cause to become awake or conscious; "He was roused by the
         drunken men in the street"; "Please wake me at 6 AM." [syn:
         awaken, wake, waken, rouse, wake up, arouse]
         [ant: cause to sleep]
    2: stop sleeping; "She woke up to the sound of the alarm clock"
       [syn: wake up, awake, arouse, awaken, wake, come
       alive, waken] [ant: dope off, doze off, drift off,
       drop off, drowse off, fall asleep, flake out, nod
       off]
    3: make aware; "They were awakened to the sad facts"

Moby Thesaurus II by Grady Ward, 1.0:

114 Moby Thesaurus words for "awaken":
   alert, annoy, arouse, awake, awaken to, be begotten, be born,
   be incarnated, become alive to, become aware of,
   become conscious of, bestir, blow the coals, blow up,
   break the spell, burst the bubble, call forth, call up, challenge,
   come alive, come into being, come into existence, come to,
   come to know, come to life, correct, debunk, disabuse, disappoint,
   disenchant, disillude, disillusion, disillusionize, enkindle,
   enlighten, enrage, excite, expose, fan, fan the fire,
   fan the flame, feed the fire, fire, flame, foment, frenzy,
   get hep to, get next to, get up, get wise to, have it reported,
   heat, impassion, incense, incite, inflame, infuriate, key up,
   kindle, knock up, lather up, learn, let down easy, let in on,
   light the fuse, light up, live again, madden, move, overexcite,
   pique, prick the bubble, put straight, quicken, raise, raise up,
   rally, reanimate, resurge, resuscitate, return to life, revive,
   rise again, rouse, see the light, set astir, set fire to,
   set on fire, set right, set straight, shake up, show up, steam up,
   stir, stir the blood, stir the embers, stir the feelings, stir up,
   summon up, tell the truth, turn on, unblindfold, uncharm,
   undeceive, unspell, wake, wake up, waken, warm, warm the blood,
   whet, whip up, work into, work up