Type: Charm
Pronunciation: haw-BILL-ee-us
Description: The exact effects of the spell are unknown, though it presumably is of damaging nature and it produces a bolt of white light from the tip of wand.
Seen/Mentioned: In Charms class of an unknown year.
Etymology: Currently unclear, probably from English bauble.
Notes: Judging by the incantation, this may be the spell used by Filius Flitwick to decorate the Hogwarts Christmas Trees with Christmas baubles.