The Collaborative International Dictionary of English v.0.48:

Injure \In"jure\, v. t. [imp. & p. p. Injured; p. pr. & vb. n.
   Injuring.] [L. injuriari, fr. injuria injury, perh. through
   F. injurier to insult, in OF. also, to injure; or perhaps fr.
   E. injury, or F. injure injury. See Injury.]
   To do harm to; to impair the excellence and value of; to
   hurt; to damage; -- used in a variety of senses; as:
   (a) To hurt or wound, as the person; to impair soundness, as
       of health.
   (b) To damage or lessen the value of, as goods or estate.
   (c) To slander, tarnish, or impair, as reputation or
       character.
   (d) To impair or diminish, as happiness or virtue.
   (e) To give pain to, as the sensibilities or the feelings; to
       grieve; to annoy.
   (f) To impair, as the intellect or mind.
       [1913 Webster]

             When have I injured thee? when done thee wrong?
                                                  --Shak.

   Syn: To damage; mar; spoil; harm; sully; wrong; maltreat;
        abuse; insult; affront; dishonor.
        [1913 Webster]

WordNet (r) 3.0 (2006):

injure
    v 1: cause injuries or bodily harm to [syn: injure, wound]
    2: hurt the feelings of; "She hurt me when she did not include
       me among her guests"; "This remark really bruised my ego"
       [syn: hurt, wound, injure, bruise, offend, spite]
    3: cause damage or affect negatively; "Our business was hurt by
       the new competition" [syn: hurt, injure]

Moby Thesaurus II by Grady Ward, 1.0:

151 Moby Thesaurus words for "injure":
   abrade, abuse, afflict, affront, aggravate, aggrieve, bark, batter,
   befoul, bespatter, bewitch, blemish, blight, bloody, break, bruise,
   buffet, burn, chafe, check, chip, claw, condemn, constrain,
   contort, corrupt, crack, craze, cripple, crucify, curse, cut,
   damage, deface, defile, deform, deprave, despoil, destroy,
   deteriorate, dilapidate, disable, disadvantage, disfigure,
   disserve, distort, distress, do a mischief, do evil, do ill,
   do violence to, do wrong, do wrong by, do wrong to, doom, embitter,
   endamage, envenom, exacerbate, foul, foul up, fracture, fray,
   frazzle, fret, gall, gash, get into trouble, grieve, harass, harm,
   hex, hurt, ill-treat, ill-use, impair, incapacitate, incise,
   infect, insult, irritate, jinx, knock about, lacerate, louse up,
   maim, make mincemeat of, make worse, maltreat, mangle, manhandle,
   mar, maul, menace, mishandle, mistreat, misuse, molest, mutilate,
   offend, outrage, pain, persecute, pierce, play havoc with,
   play hob with, poison, pollute, prejudice, puncture, put back,
   queer, rend, rip, rough, rough up, run, rupture, savage, scald,
   scathe, scorch, scotch, scrape, scratch, scuff, skin, slash,
   slight, slit, smirch, spoil, sprain, stab, stick, strain, taint,
   tarnish, tear, threaten, torment, torture, traumatize, violate,
   vitiate, weaken, worsen, wound, wreak havoc on, wrench, wrong