o·ver·de·vel·op 
(ō′vər-dĭ-vĕləp)
(ō′vər-dĭ-vĕləp)tr.v. o·ver·de·vel·oped, o·ver·de·vel·op·ing, o·ver·de·vel·ops
1. To develop to excess: muscles that were overdeveloped by weightlifting.
2. To process (a photographic plate or film) too long or in too concentrated a solution.
o′ver·de·velop·ment n.