O`ver*act" (?), v. t.
1. To act or perform to excess; to exaggerate in
acting; as, he overacted his part.
2. To act upon, or influence, unduly.
[Obs.]
The hope of inheritance overacts
them.
Milton.
O`ver*act" (?), v. i. To act more
than is necessary; to go to excess in action. B.
Jonson.