# (F), disaster.
www.willdurant.com/glossary.htm
# Breakup of river ice, usually occurring in the springtime in the Northern Hemisphere. See also breakup.
amsglossary.allenpress.com/glossary/browse
# A great rush of waters, which breaking down all opposing barriers, barriers forward the broken fragments of rocks, and spreads them in its course. Etym., deblacler, French, to unbar, to break up as a river does at the cessation of a long-continued frost.
en.wikisource.org/wiki/Glossary_of_Geological_and_other_Scientific_terms_used_in_Principles_of_Geology
# a sudden and violent collapse
# flooding caused by a tumultuous breakup of ice in a river during the spring or summer
# thrashing: a sound defeat
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