Here are the possible solutions for light effect clue
Answer
Clue
Relevancy
cause
Clue
Effect, or effect's partner
Definition
to bring about
nausea
Clue
Side effect or ride effect?
Definition
an inclination to vomit
aura
Clue
Light effect
Definition
(Latin) a subtle emanation
glorybeam
Clue
"The light" of "I saw the light!"?
laser
Clue
Light in a light show
Light-show light
Light show light
Light in a light show, perhaps
Definition
a source of high-intensity optical, infrared, or ultraviolet radiation produced as a result of stimulated emission maintained within a solid, liquid, or gaseous medium