alienable

from WordNet (r) 3.0 (2006)

alienable
    adj 1: transferable to another owner [ant: {inalienable},
           {unalienable}]

from The Collaborative International Dictionary of English v.0.48

Alienable \Al"ien*a*ble\, a. [Cf. F. ali['e]nable.]
   Capable of being alienated, sold, or transferred to another;
   as, land is alienable according to the laws of the state.
   [1913 Webster]