From The Collaborative International Dictionary of English v.0.44 [gcide]:
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
48 Moby Thesaurus words for "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
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