| substitute(noun, cover, substitute, replacement, someone) |
| stand-in(noun, character, reserve, star, substitute) |
| alternate(noun, verb, cover, substitute, replacement) |
| double(noun, cover, reserve, substitute, replacement) |
| replacement(noun, adjective, reserve, substitute, alternative) |
| surrogate(noun, substitute, replacement, alternative, alternate) |
| backup(noun, adjective, reserve, substitute, replacement) |
| second(noun, verb, substitute, deputy) |
| fill-in(noun, cover, substitute, replacement, alternate) |
| standby(noun, adjective, reserve, substitute, replacement) |
| deputy(noun, adjective, reserve, substitute, replacement) |
| reserve(noun, adjective, substitute, replacement, alternative) |
| alternative(noun, substitute, replacement, alternate) |
| proxy(noun, substitute, replacement, alternative, alternate) |
| representative(noun, substitute, replacement, alternative, alternate) |
| agent(noun, substitute, replacement, alternative, alternate) |
| dummy(noun, substitute, replacement, alternative, alternate) |
| lieutenant(noun, substitute, deputy) |
| replace |
| sub(noun, cover, reserve, substitute, replacement) |