It's really EFFECTIVE.
Westworld Season 2, Episode 6
I always considered your father
a very EFFECTIVE and efficient man,
Game of Thrones Season 7, Episode 4
one of the most EFFECTIVE
techniques for moving on
The Big Bang Theory Season 7, Episode 20
...which are only EFFECTIVE against
wraiths and daywalkers...
The Big Bang Theory Season 3, Episode 5
Placinex proved
extremely EFFECTIVE in treating
The Big Bang Theory Season 9, Episode 12