lightning

/ˈlaɪt.nɪŋ/noun

A sudden bright flash caused by a powerful electrical discharge inside a cloud, between clouds, or between a cloud and the ground.

Example sentence

“A bolt of lightning lit up the whole sky during the storm.”

No 'e': 'lightening' means making lighter. 'Lightning-fast' and 'at lightning speed' are the common comparisons.

Related words

rainbowA curved band of many colours that appears in the sky when sunlight passes through drops of rain.thunderThe deep rumbling or crashing noise that follows a lightning flash, produced when the heated air around the bolt expands suddenly.sunshineThe light and warmth that come directly from the sun.stormA spell of severe weather with heavy rain, snow, or hail, often accompanied by thunder and lightning.breezeA soft, mild movement of air.weatherThe condition of the atmosphere in a place at a given moment, covering things like temperature, humidity, clouds, rain, and wind.