défaire

Etymology
, from, from. Synchronically.

Verb

 * 1)  to take down, take apart, dismantle, unpack (luggage)
 * 2)  to undo, unfasten, unwind
 * 3)  to break, break up, unmake
 * 4)  to defeat, conquer
 * 5)  to come undone, fall apart, disintegrate
 * 6)  to part with