Emily Dickinson Lexicon

EX-AG'GER-ATE, v.t. [L. exaggero; ex and aggero, to heap, from agger, a heap.]

1. To heap on; to accumulate. In this literal sense, it is seldom used; perhaps never.
2. To highten; to enlarge beyond the truth; to amplify; to represent as greater than strict truth will warrant. A friend exaggerates a man's virtues; an enemy exaggerates his vices or faults.
3. In painting, to highten in coloring or design. Encyc.