brain
brainstorm
bright
brilliant
bulb
business
competition
concept
conceptual
creative
creativity
dark
electric
electricity
emblem
energy
filament
genius
glass
glow
glowing
idea
illuminated
imagination
incandescent
innovation
inspiration
intelligent
invention
lamp
light
lightbulb
metaphor
motivation
power
science
smart
solution
strategy
success
successful
technology
think
tungsten
warming
watts