overmuch (adj.)

"too great in amount, excessive, immoderate," c. 1300, from over- + much (q.v.). As an adverb, "excessively, immoderately," from late 14c. As a noun, "an excessive amount," c. 1300. Old English had cognate ofermicel. Middle English also had overmore "further, in addition, moreover" (late 14c.).