Reconfirm (verb)

To confirm something again, especially after a period of time or after a change.

Origin:

Late 19th century: from re- + confirm.

Examples:

1. The airline asked passengers to reconfirm their flight before departure.
2. The patient had to reconfirm the appointment with the doctor.
3. The company reconfirmed the order after the customer requested changes.
4. The government reconfirmed its commitment to the treaty.
5. The hotel asked guests to reconfirm their reservations before arrival.