THESAURUS
arrearage
arrear, arrears, back debts, back payments, bouncing check, break, debt, decline, defalcation, default, defect, defectiveness, deferred payments, deficiency, deficit, deficit financing, delinquency, discontinuity, dollar gap, due, failure, falling short, gap, hiatus, imperfection, inadequacy, indebtedness, inferiority, insufficiency, interval, lack, lacuna, liability, missing link, need, obligation, omission, outage, overdraft, short measure, shortage, shortcoming, shortfall, slump, ullage, underage, want, wantage