Significant improvement
over the old neighbor.
The Big Bang Theory Season 1, Episode 1
Well, you've lived with
your SIGNIFICANT other for some time.
The Big Bang Theory Season 10, Episode 4
How SIGNIFICANT?
Breaking Bad Season 2, Episode 10
I brought SIGNIFICANT assets
into the relationship too.
The Big Bang Theory Season 8, Episode 6
I hear you owe that boy a SIGNIFICANT debt.
Game of Thrones Season 3, Episode 3