"effect" - key terms from Wikipedia

adverse effect
bradley effect
butterfly effect
casimir effect
cause and effect
chilling effect
coriolis effect
dihedral effect
direct effect
doppler effect
effect
effect	size
false consensus effect
fear effect
flynn effect
founder effect
greenhouse effect
ground effect
hall effect
income effect
isotope effect
kerr effect
lake effect
magnus effect
maharishi effect
mars effect
mass effect
meissner effect
miller effect
no effect
photoelectric effect
piezoelectric effect
placebo effect
protective effect
proximity effect
quantum hall effect
raman effect
rebound effect
recency effect
side effect
skin effect
sleeper effect
sound effect
spacing effect
spicy effect
stack effect
substitution effect
took effect
toxic effect
treatment effect