bouchon

cork, bung, stopper, plug; float (in angling); traffic jam; dongle; restaurant

Inherited from Middle French bouchon (“bundle of hemp or foliage, oakum”), from bousche (“handful of straw, bundle of twigs”), from Vulgar Latin bosca (“brush, bundle of branches”), from Frankish *bosc (“bush”), from Proto-Germanic *buskaz (“bush”). More at bush.