What is another word for "failing"?

Roget's Thesaurus (1911) lists these synonyms for "failing": able, amnesia, amnesty, and, arrear, attention, away, back, behind, being, break, bygone, caret, cast, cause, clean, come, complete, consign, crude, decay, defalcation, default, defect, defective, deficiency, deficient, deficit, deliberate, die, discharge, discontinuity, ear, efface, escape, fade, fail, failure, fall, fault.