replacement Synonyms

transposition permutation switch replenishment renewal substitute replacing successor surrogate substitution refilling alternate swop switching surrogation locum swapping swap supplanter substitutional substitutive succedaneum superseding reconstitution supersedure supersession supplanting supplantation supersede understudy pinch hitter pis aller stopgap prosthodontic ersatz spare part substitutes successors designated hitter jury mast understudied 2nd backup standby placeholder arthroplasty fill-in stand-in swopping alternates