...which are only EFFECTIVE against
wraiths and daywalkers...
The Big Bang Theory Season 3, Episode 5
extremely EFFECTIVE in treating
The Big Bang Theory Season 9, Episode 12
That's equally EFFECTIVE
The Big Bang Theory Season 10, Episode 21
It's an extremely EFFECTIVE poison.
Breaking Bad Season 2, Episode 1
I always considered your father
a very EFFECTIVE and efficient man,
Game of Thrones Season 7, Episode 4