held up (?.)

• arrested
• back
• backward
• behindhand
• belated
• blocked
• delayed
• delayed-action
• detained
• hung up
• in a bind
• in abeyance
• jammed
• late
• latish
• moratory
• never on time
• obstructed
• overdue
• retarded
• slow
• stopped
• tardy
• unpunctual
• unready
• untimely