cascade
n.
1640s, from French cascade (17c.), from Italian cascata "waterfall," from cascare "to fall," from Vulgar Latin *casicare, frequentative of Latin casum, casus, past participle of cadere "to fall" (see case, n.1).
v.
1702, from cascade, n.. In early 19c. slang, "to vomit." Related: Cascaded; cascading.