overdue

1 not arriving, or occurring, or settled at the due, usual, or proper time <an overdue library book will be subject to daily fines> Synonyms behind, behindhand, belated, delinquent, latish, late, tardyRelated Words delayed, detained, postponed; dallying, dawdling, dilatory, dillydallying, dragging, laggard, lagging, poky (or pokey), slow, sluggish, unhurriedNear Antonyms opportune, seasonable, timely; prompt, punctualAntonyms early, inopportune, precocious, premature, unseasonable, untimely

2 not yet paid <an overdue bill that's started incurring interest charges> Synonyms outstanding, owed, owing, payable, unpaid, unsettledRelated Words due, matureNear Antonyms prepaidAntonyms cleared, liquidated, paid (off or up), repaid, settled

3 going beyond a normal or acceptable limit in degree or amount <spends an overdue percentage of her income on beauty products and services> Synonyms baroque, devilish, exorbitant, extravagant, extreme, fancy, immoderate, inordinate, insane, intolerable, lavish, excessive, overextravagant, overmuch, overweening, plethoric, steep, stiff, towering, unconscionable, undue, unmercifulRelated Words boundless, endless, immeasurable, infinite, limitless; unbearable, unjustifiable, unwarranted; improper, inappropriate, thick, unseemly; unrestrainedNear Antonyms deficient, inadequate, insufficient; minimal, minimumAntonyms middling, moderate, modest, reasonable, temperate