Source : Webster's Revised Unabridged Dictionary (1913)

Biddable \Bid"da*ble\, a.
   Obedient; docile. [Scot.]

Source : WordNet®

biddable
     adj : willing to carry out the orders or wishes of another without
           protest; "too acquiescent to challenge authority"; "a
           gentle and biddable soul"; "children compliant with the
           parental will" [syn: {acquiescent}, {compliant}]