reconfirm
/riːkɒnˈfɔːrm/Definitions
1. verb
to confirm something again, especially after it has already been confirmed
“The airline reconfirmed our flight details before we departed.”
2. verb
to give or receive confirmation of something again
“We reconfirmed our reservation at the restaurant for the following night.”
3. noun
an act of confirming something again
“The reconfirmation of the contract took several days to finalize.”