take up for
Upper Intermediate (B2)informal
To speak up and defend someone when other people are being mean about them.
"Nobody else said a word, but Maria took up for her colleague when the manager was being unfair."
Hear it in context

The Art of the Ejection with Aaron Boone & Joe West | Sources Tell Jeff Passan
ESPN MLB · 6:24
And Joe came out to take up for him because

He Spends 1 Hour a Week on This Business
Chris Koerner on The Koerner Office Podcast · 2:11
That's a lot of square footage to take up for hardly using it all.

The Bad Seed interview on The Honorable DJ Metal Monkey Radio Show
DJ Metal Monkey Radio Show · 14:03
Cuz we don't have like And the thing I I got to take up for Trump on this, too.