She could turn off the suit and drown quickly.
A small child can quickly drown in water that is not over the child's head.
There was a howl from the fans, drowned quickly by a snarl from the Pack.
Because "children drown quietly and quickly" the parents were not aware of their child needing help until it was too late.
If the river overpowered her again, she knew she would quickly drown.
The back wheels continued to spin for a moment, then stopped as, under the submerged hood, the engine quickly drowned.
But anyone else reading the book may quickly drown in the numbers.
Most quickly drowned; the rest were captured and sold into slavery and death in the Caribbean.
The curse is broken and he becomes mortal again... only to quickly drown.
The oxygen in the diver's tanks was depleted, and he quickly drowned.