THESAURUS
unmake
atomize, break to pieces, cleave, decimate, demolish, dethrone, disassemble, discrown, disenthrone, disintegrate, dismantle, displace, fragment, make mincemeat of, pick to pieces, pull in pieces, pull to pieces, pulverize, raze, reduce to rubble, rend, ruin, shatter, smash, split, sunder, take apart, tear apart, tear to pieces, tear to shreds, tear to tatters, total, unbuild, uncrown, undo, wrack, wrack up, wreck
ROGET THESAURUS
unmake
Reversion
VB
revert, turn back, regress, relapse, recoil, retreat, restore, undo,
unmake, turn the tide, roll back the tide, turn the scale, tip the scale.