Although, I do REGRET
not following up
The Big Bang Theory Season 5, Episode 6
I know my lord father
must REGRET what he did.
Game of Thrones Season 1, Episode 8
something you
both REGRET,
The Big Bang Theory Season 5, Episode 13
or causing REGRET in anyone
who asks about it.
The Big Bang Theory Season 9, Episode 10
I REGRET to say he did not honor me
with his patronage.
Game of Thrones Season 1, Episode 4