
The observation PERIOD
is almost over,
Westworld Season 2, Episode 4

one day a week
for a trial PERIOD.
The Big Bang Theory Season 7, Episode 24

Period.
Breaking Bad Season 2, Episode 7

Well, he used a PERIOD
instead of a question mark,
The Big Bang Theory Season 9, Episode 16

...to the open air and contamination,
PERIOD.
Breaking Bad Season 3, Episode 10