AMY: My goodness, that form of stimulation
is highly EFFICIENT.
The Big Bang Theory Season 10, Episode 23
I always considered your father
a very effective and EFFICIENT man,
Game of Thrones Season 7, Episode 4
Of course, I'm already seeing
a more EFFICIENT way of taming the--
The Big Bang Theory Season 9, Episode 10
...which increase point-to-point drive time,
making it the less EFFICIENT choice.
The Big Bang Theory Season 2, Episode 5
That seems a fairly EFFICIENT arrangement.
The Big Bang Theory Season 2, Episode 15