after time ahead of time anachronistic antedated arrested back backward beforehand behind behind time belated belatedly blocked careless dated deep into defaulting delayed delayed-action delinquent derelict detained disregardful early far on foredated held up hung up in a bind in abeyance in arrear in arrears jammed late latish lax metachronistic misdated mistimed moratory neglectful never on time none too soon nonpaying obstructed out of date out of season overdue parachronistic past due postdated prochronistic regardless remiss retarded slack slow stopped tardy underdeveloped undeveloped unprogressive unpunctual unready unseasonable untimely