Fault as noun, refers to an imperfection or the responsibility for a wrongful act. In Geology, it means the break in the continuity in the body of a rock. In Electronics, it refers to some kind of defect caused by poor grounding, for example. In legal context, it means the legal blameworthiness, for example neglect of care, but it implies any negligence defect or judgment. Failure means the lack of success, the nonperformance of something due or required. In business, the failure of a bank is bankruptcy. In medical sense, it appears in names of diseases.
