beam
blur
bright
brightness
brilliance
burst
effect
emit
flare
flash
flashlight
floodlight
glamor
gleam
glint
glisten
glitter
gloss
glossy
glow
glowing
gradation
horizontal
illumination
irradiate
isolated
light
line
long
luminosity
oblong
painting
radiance
radiate
radiation
ray
set
shape
sheen
shimmer
shine
shiny
sparkle
spot
spotlight
streak
stripe
twinkle
vivid