< French,Middle French, of obscure origin; said to be < Late Latincarībaria headache < Greekkarēbaría, equivalent to karē-, combining form of kárā,kárē head + -baria (bar(ys) heavy + -ia-ia), on the hypothesis that such a noisy procession would cause a headache
noun, verb (used with object),chiv·a·reed,chiv·a·ree·ing.
"rough music," especially as a community way of expressing disapproval of a marriage match, 1735, from French charivari, from Old French chalivali "discordant noise made by pots and pans" (14c.), from Late Latin caribaria "a severe headache," from Greek karebaria "headache," from kare "head" + barys "heavy" (see grave (adj.)).