What you're describing is typically called credential stuffing.
Password spraying is a distinct form of brute-forcing, where there is no link between the password and the user, and the yield is coming from the password being common.
SAI_Peregrinus
Right, I swapped them in my head. Thanks for the correction!
Password spraying is a distinct form of brute-forcing, where there is no link between the password and the user, and the yield is coming from the password being common.