[1] : WordNet (r) 2.0

take effect
     v : go into effect or become effective or operative; "the new
         law will take effect next month"

Effect >> E Words
Effect, definition of term: Effect
effect_pag1.html

Eliza Effect >> E Words
Eliza Effect, definition of term: Eliza Effect
eliza+effect_pag1.html

Doppler Effect >> D Words
Doppler Effect, definition of term: Doppler Effect
doppler+effect_pag1.html

Double Take >> D Words
Double Take, definition of term: Double Take
double+take_pag1.html

Field Effect Tr >> F Words
Field Effect Tr, definition of term: Field Effect Tr
field+effect+tr_pag1.html