"Come on, let’s get destroying... Confringo? Stupefy? Bombarda? Which would you use?"
-- Albus Potter to Delphi (CC3.16)
A rather loud spell for destruction.
References from the canon
- Suggested to Scorpius Malfoy by Albus Potter as a way to destroy the Experimental Time-Turner, although Scorpius feared it would "wake up everyone in Hogwarts" (CC3.16).
From French bombarde = to catapult large stones at a target