substitute
- Answer ACTFOR
- Answer ALTEREGO
- Answer ALTERNATE
- Answer BENCHWARMER
- Answer ERSATZ
- Answer FILLIN
- Answer LIEU
- Answer PROXY
- Answer QUIDPROQUO
- Answer REPLACEMENT
- Answer SCRUB
- Answer SITIN
- Answer STANDIN
- Answer SWAP
- Answer SWAPIN
- Answer TEMP
- Answer CHANGE
- Answer REPLACER