They had promised to pay her tuition but later 'reneged'.
They 'reneged on' their promise to pay her tuition.
(..) We're a few hours away from my official resignation... and you still have not agreed to pardon me. And if you don't, I will be forced to renege on that resignation. That would be outrageous. Well, it isn't official until I submit a signed letter. And what would that do (..)2017 TvShow: House of Cards Title: Chapter 65 Season: 5 Episode 13