countercheck
/ˈkaʊntərˌtʃek/Definitions
1. noun
A verification or check made to ensure the accuracy of a previous check, especially a financial transaction.
“The bank performed a countercheck to confirm that the funds had been properly transferred.”
2. verb
To verify or check again, especially to confirm the accuracy of a previous check or action.
“She decided to countercheck the calculations to ensure they were correct.”