1) destroying,demolishing,pulling down
2) dismantling,taking apart
3) unting,unbinding
4) untwining,disentangling
5) destroy,demolish,pull down
6) dismantle,take apart
7) unbind,untie
8) unravel,untangle,untwine,disentangle
9) dismantle,unmount, take down,disassemble,dismount
10) unfasten,unbutton,undo,untie,unbind