
...but CERTAINLY not dilate my pupils...
The Big Bang Theory Season 1, Episode 5

Most CERTAINLY, my Lord Hand.
Game of Thrones Season 4, Episode 6

Certainly a lot more women
are reading comic books now.
The Big Bang Theory Season 8, Episode 18

And I CERTAINLY don't need someone
telling on me to my mother.
The Big Bang Theory Season 1, Episode 4
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"his incessant whining
would most CERTAINLY spoil
The Big Bang Theory Season 5, Episode 15