
wow, a CHALLENGING time,
to put it mildly.
Breaking Bad Season 2, Episode 10

It's like me CHALLENGING you
to a sexy pants contest.
The Big Bang Theory Season 8, Episode 19

but the truth is,
Amy is just as CHALLENGING.
The Big Bang Theory Season 10, Episode 5

Being your girlfriend is so CHALLENGING.
The Big Bang Theory Season 8, Episode 24

I know what a CHALLENGING man he could be,
The Big Bang Theory Season 9, Episode 14