verb / noun
flicker
FLIK-ur/ˈflɪkər/
A brief unsteady movement or wavering of light.
The candle flames flicker as a breeze enters the room.

Etymology
Flicorian originally described birds fluttering or flapping their wings quickly and lightly. That repeated, unsteady movement supplied the image for light that wavers rather than shines steadily.
In context
as the paddling starts all the lights start to flicker the furniture starts to move and rock and glass is falling over
More examples
- A flicker of movement behind the curtain catches my eye.
- The hallway lights flickered during the storm.
- A flicker of doubt crosses her face.
Forms
flicker · flickers · flickered · flickering