We could try to persuade them by arguing or, 'failing that' [=if that does not happen or succeed], we could threaten to cancel the deal.
He received a 'failing grade/mark' in chemistry. [=his teacher gave him a grade/mark that showed he failed chemistry]
Her children are concerned about her 'failing' health/eyesight.
(..) want, but he was a human. People started to talk as if he was a god. He was not a god, he was a man! A man with many dreams and many failings. I've learned that in the years since he went away. If I was him, I wouldn't come back. Despite all his failings, he's still the greatest (..)2016 TvShow: Vikings Title: The Last Ship Season: 4 Episode 10