bouleversement

1. A violent uproar; a tumult.
2. A reversal.

Origin:

Origin: French

Origin: , from Old French bouleverser, to overturn

Origin: : boule, ball (from Latin bulla)

Origin: + verser, to overturn (from Old French, from Latin versāre, frequentative of vertere, to turn; see wer-² in Indo-European roots)