The Collaborative International Dictionary of English v.0.48:

agitated \agitated\ adj.
   1. troubled emotionally and usually deeply. Opposite of
      unagitated. agitated parents

   Note: Narrower terms are: demoniac, demoniacal ; distraught,
         overwrought; {disturbed, jolted, shaken; feverish,
         hectic; frantic, frenetic, phrenetic, frenzied;
         psychedelic ; {rampageous, raging, frenzied ;
         {wild-eyed . Also See: discomposed, excited, impatient,
         tense, unquiet, unsteady.
         [WordNet 1.5]

   2. 1 throwing oneself from side to side.

   Syn: tossing
        [WordNet 1.5]

   3. physically disturbed or set in motion; as, the agitated
      mixture foamed and bubbled. Opposite of {unagitated and
      left alone, allowed to stand.

   Note: [Narrower terms are: churning, churned-up, roiling,
         roiled, roily, turbulent ; {stirred.]
         [WordNet 1.5 +PJC]

The Collaborative International Dictionary of English v.0.48:

Stir \Stir\, v. t. [imp. & p. p. Stirred; p. pr. & vb. n.
   Stirring.] [OE. stiren, steren, sturen, AS. styrian;
   probably akin to D. storen to disturb, G. st["o]ren, OHG.
   st[=o]ren to scatter, destroy. [root]166.]
   1. To change the place of in any manner; to move.
      [1913 Webster]

            My foot I had never yet in five days been able to
            stir.                                 --Sir W.
                                                  Temple.
      [1913 Webster]

   2. To disturb the relative position of the particles of, as
      of a liquid, by passing something through it; to agitate;
      as, to stir a pudding with a spoon.
      [1913 Webster]

            My mind is troubled, like a fountain stirred.
                                                  --Shak.
      [1913 Webster]

   3. To bring into debate; to agitate; to moot.
      [1913 Webster]

            Stir not questions of jurisdiction.   --Bacon.
      [1913 Webster]

   4. To incite to action; to arouse; to instigate; to prompt;
      to excite. "To stir men to devotion." --Chaucer.
      [1913 Webster]

            An Ate, stirring him to blood and strife. --Shak.
      [1913 Webster]

            And for her sake some mutiny will stir. --Dryden.
      [1913 Webster]

   Note: In all senses except the first, stir is often followed
         by up with an intensive effect; as, to stir up fire; to
         stir up sedition.
         [1913 Webster]

   Syn: To move; incite; awaken; rouse; animate; stimulate;
        excite; provoke.
        [1913 Webster]

WordNet (r) 3.0 (2006):

stirred
    adj 1: being excited or provoked to the expression of an
           emotion; "too moved to speak"; "very touched by the
           stranger's kindness" [syn: moved(p), affected,
           stirred, touched] [ant: unaffected, unmoved(p),
           untouched]
    2: emotionally aroused [syn: stimulated, stirred, stirred
       up, aroused]
    3: set into a usually circular motion in order to mix or blend