v. 1 rework, go over again, restate, redo, rearrange, reshuffle, reuse Heverton has nothing new to offer - he just keeps on rehashing the same old material
n. 2 reworking, restatement, redoing, rearrangement, reshuffle, reshuffling, reuse, rewording Her speech was a mere rehash of what she's said scores of times already