Belated (adjective)

1. Done or sent too late.
2. Delayed beyond the right or expected time.

Origin:

From the latin word "bellātus" meaning "warlike".

Examples:

1. He sent a belated birthday card.
2. She was surprised by the belated birthday party.
3. His belated apology was not accepted.
4. The belated train finally arrived.
5. The belated gift was not appreciated.