So even though he's happy for me,
it's just a little TOUGH on him.
The Big Bang Theory Season 8, Episode 6
I know I can be TOUGH,
but that's just 'cause
The Big Bang Theory Season 12, Episode 13
It's a TOUGH decision.
Game of Thrones Season 3, Episode 2
Aye, there's a reason.
I'm a big fucker and I'm TOUGH to kill.
Game of Thrones Season 6, Episode 7
And he was already having a TOUGH day.
He accidentally wore my pants to work.
The Big Bang Theory Season 6, Episode 19