A reasonable amount of cheating ensued; many people were merely whispering the incantation instead of saying it aloud.
Harry seized the door and pushed it open, hard; Zabini, still clinging on to the handle, toppled over sideways into Gregory Goyle’s lap, and in the ensuing ruckus, Harry darted into the compartment, leapt onto Zabini’s temporarily empty seat, and hoisted himself up into the luggage rack.
There are no more uses of "ensuing" in the book.
Show samples from other sources
Ensuing events confirmed the prediction.
Sudan’s violence and ensuing disruption killed hundreds of thousands of civilians.