belated

adj belated

• overdue — past due, as a delayed train or a bill not paid by the assigned date; late: two overdue library books.
• tardy — late; behind time; not on time: How tardy were you today?
• delayed — of or relating to a particle, as a neutron or alpha particle, that is emitted from an excited nucleus formed in a nuclear reaction, the emission occurring some time after the reaction is completed.
• remiss — negligent, careless, or slow in performing one's duty, business, etc.: He's terribly remiss in his work.
• behindhand — If someone is behindhand, they have been delayed or have made less progress in their work than they or other people think they should.