Due

Adjective

 * 1) Owed or owing
 * 2) Appropriate.
 * 3) Scheduled; expected.
 * 4) Having reached the expected, scheduled, or natural time

Synonyms

 * needed, owing, to be made, required
 * expected, forecast
 * expected
 * expected

Adverb

 * 1)  Directly; exactly.

Noun

 * 1) Deserved acknowledgment.
 * 2) (in plural dues) A membership fee.

Derived terms

 * give someone his due

Adverbs for Due
legally; officially; naturally; recently; inescapably; conveniently; properly; justly; fairly; rightfully; reasonably; warrantably; legitimately; indefeasibly; allowably; equitably; substantially; imperatively; morally; immediately; opportunely; unexpectedly.

Thesaurus
according to Hoyle, accountable, accounts payable, accounts receivable, acknowledgment, adequate, alleged, amount due, ample, anticipated, appropriate, appurtenance, arrearage, arrears, ascribable, assignable, attributable, attributed, authority, awaited, back, bad debts, balanced, barely sufficient, bill, bills, birthright, borrowing, charged, charges, chits, claim, cognizance, comeuppance, coming, coming to, commensurate, compensation, competent, condign, conjugal right, correct, corresponding, credit, credited, crediting, dead, dead ahead, debt, decent, decorous, defensible, demand, derivable from, derivational, derivative, deserts, deserved, deserving, direct, directly, divine right, droit, due north, dueness, dues, earned, enough, entitled to, entitlement, equal to, equitable, even, evenhanded, expected, explicable, faculty, fair, fair and square, financial commitment, fit, fitting, floating debt, foreseen, forthright, funded debt, good, good enough, guerdon, hoped-for, imminent, imputable, imputed, in a beeline, in arrear, in arrears, in line with, in prospect, in view, inalienable right, indebtedness, indebtment, interest, just, justifiable, justified, kosher, lawful, legal, level, liability, long-expected, lust, mature, maturity, meet, meet and right, merit, merited, meriting, meritorious, minimal, minimum, national debt, natural right, need, nice, normal, normative, obligation, on the horizon, outstanding, outstanding debt, overdue, owed, owing, payable, payment, pledge, plenty, plenty good enough, power, prerogative, prescription, presumed, presumptive right, pretense, pretension, probable, promised, proper, proper claim, property right, proportionate, prospective, public debt, putative, receivable, recognition, recompense, recompensing, redeemable, referable, referred to, repayment, reprisal, requisite, retaliation, retribution, revenge, reward, right, right and proper, righteous, rightful, rights, satisfaction, satisfactory, score, seemly, square, straight, straight across, straight ahead, straightforward, straightforwards, straightly, substantial, sufficient, sufficient for, sufficing, suitable, title, traceable, uncollectibles, undeviatingly, unfulfilled pledge, unpaid, unsettled, unswervingly, unveeringly, up to, vengeance, vested interest, vested right, warrantable, warranted, what is owing, worthy of