
- Certainly. Good night.
- Good night.
The Big Bang Theory Season 4, Episode 5

Someone CERTAINLY does.
Game of Thrones Season 6, Episode 7

Well, that's CERTAINLY
a thought-provoking hypothesis.
The Big Bang Theory Season 2, Episode 13

They CERTAINLY do, my dear.
Game of Thrones Season 5, Episode 2

I'm CERTAINLY glad no one said they were
curious about Aztec human sacrifice.
The Big Bang Theory Season 4, Episode 21