fail·ure /ˈfeɪlyər/ [feyl-yer]
1. an act or instance of failing or proving unsuccessful; lack of success: His effort ended in failure. The campaign was a failure.
2. nonperformance of something due, required, or expected: a failure to do what one has promised; a failure to appear.
I have failed at my previously proposed ventures. I wanted, and attempted, to take the high road. I don't know exactly where things went wrong.
Now I have to make a new plan.