o·ver·bal·ance 
(ō′vər-băləns)
(ō′vər-băləns)v. o·ver·bal·anced, o·ver·bal·anc·ing, o·ver·bal·anc·es
v.tr.
1. To provide with more weight or quantity in one area than another: The coach overbalanced the line by putting more players on the right side.
2. To have greater weight or importance than: The idea's shortcomings are overbalanced by its strengths.
v.intr.
To lose one's balance.
n. (ōvər-băl′əns)
Archaic An excess in weight or quantity.