Lighting or Lightning?
Your choice!
Lighting
Exemple : ‘’I need to go to the lighting department to buy a new lamp.’’
The words "lighting" and "lightning" are commonly mixed up. "Lighting" is a noun used to denote an arrangement of lights.
Lightning
Exemple : ‘’There are huge lightning bolts and thunder!’’
"Lightning" is also a noun. It is used to denote a flash of bright light in the sky which comes along with thunder during storms.