or a CHALLENGE to the system.
Money Heist Season 3, Episode 8
There would be greater shame
in accepting a CHALLENGE from a criminal.
Vikings Season 1, Episode 6
...as they CHALLENGE
the preconceptions of the fields.
The Big Bang Theory Season 2, Episode 4
CHALLENGE Stuart to a fight.
The Big Bang Theory Season 5, Episode 10
Really give ourselves a CHALLENGE.
The Big Bang Theory Season 8, Episode 3