reconfirmation

/ˌriːˌkɑːnfərˈmeɪʃən/
noun
  1. The act of confirming something again, or a statement that confirms something again.
    • Please send a reconfirmation of your attendance by Friday.
    • The reconfirmation of the treaty helped ease tensions between the two countries.
    • We received a reconfirmation of our hotel booking via email.
Antonyms
What does "reconfirmation" mean? | whatsthatwordmean | whatsthatwordmean