• Assumes the role of
• Does the work of
• Fills in for
• Fulfills the role of
• Has the role of
• Is for a bit
• Is temporarily
• Performs the role of
• Plays the part of
• Plays the role of
• Pretends to be
• Pretends to be... (wink, wink)
• Replaces, in a way
• Represents
• Serves the function of
• Substitutes for
• Takes the role of