Etymology tree
Proto-Germanic *buskaz
Frankish *buskbor.
Early Medieval Latin boscus
Old French boisder.
Old French bochet
French bouquetubor.
Dutch bouquet
Unadapted borrowing from French bouquet, from Old French bochet, from bois, from Early Medieval Latin boscus (“grove”), borrowed from Frankish *busk, from Proto-Germanic *buskaz.