replacement 11 Associations

substitution permutation transposition switch variation (generic term) fluctuation (generic term)

replacement 11 Associations

replacing substitution (generic term) exchange (generic term) commutation (generic term)

replacement 11 Associations

surrogate alternate stand-in (generic term) substitute (generic term) relief (generic term) reliever (generic term) backup (generic term)

replacement 11 Associations

substitute equivalent (generic term)

replacement 11 Associations

refilling replenishment renewal filling (generic term)

replacement 11 Associations

successor peer (generic term) equal (generic term) match (generic term) compeer (generic term)