The Collaborative International Dictionary of English v.0.48:

Consent \Con*sent"\, v. i. [imp. & p. p. Consented; p. pr. &
   vb. n. Consenting.] [F. consentir, fr. L. consentire,
   -sensum, to feel together, agree; con- + sentire to feel. See
   Sense.]
   1. To agree in opinion or sentiment; to be of the same mind;
      to accord; to concur.
      [1913 Webster]

            And Saul was consenting unto his death. --Acts.
                                                  viii. 1.
      [1913 Webster]

            Flourishing many years before Wyclif, and much
            consenting with him in jugdment.      --Fuller.
      [1913 Webster]

   2. To indicate or express a willingness; to yield to
      guidance, persuasion, or necessity; to give assent or
      approval; to comply.
      [1913 Webster]

            My poverty, but not my will, consents. --Shak.
      [1913 Webster]

            And whispering "I will ne'er consent," -- consented.
                                                  --Byron.

   Syn: To accede; yield; assent; comply; agree; allow; concede;
        permit; admit; concur; acquiesce.
        [1913 Webster]

WordNet (r) 3.0 (2006):

consenting
    adj 1: having given consent; "consenting adults"

Moby Thesaurus II by Grady Ward, 1.0:

89 Moby Thesaurus words for "consenting":
   abject, accepting, accordant, acquiescent, acquiescing, admissive,
   affirmative, agreeable, agreed, agreeing, alacritous, allowing,
   amenable, approving, ardent, assentatious, assenting, complaisant,
   compliable, compliant, complying, conceding, concessive,
   consentient, content, cooperative, disposed, docile, eager,
   endorsing, enthusiastic, fain, favorable, favorably disposed,
   favorably inclined, forward, game, in the mind, in the mood,
   inclined, indulgent, lax, lenient, minded, nondissenting,
   nonprohibitive, nonresistant, nonresisting, nonresistive,
   nothing loath, obedient, passive, permissive, permitting, pliant,
   predisposed, prompt, prone, quick, ratifying, ready,
   ready and willing, receptive, resigned, responsive, sanctioning,
   servile, submissive, subservient, suffering, supine, tolerant,
   tolerating, tractable, unassertive, uncomplaining, ungrudging,
   unloath, unprohibitive, unrefusing, unreluctant, unresistant,
   unresisting, well-disposed, well-inclined, willed, willing,
   willinghearted, zealous