| boost(noun, help, increase, praise, cheer) |
| changeling(replacement, alternative, alternate, surrogate) |
| companion(help, associate, subordinate, representative, assistant) |
| copy |
| counterfeit(extra, auxiliary, supernumerary) |
| delegate(noun, agent, substitute, replacement, representative) |
| dependent(adjective, inferior, insignificant, unimportant, minor) |
| easement(noun, help, praise, cheer, inspiration) |
| equivalent(substitute, replacement, alternative, alternate, surrogate) |
| ersatz(extra, auxiliary, supernumerary) |
| escort(noun, staff, following) |
| ghost writer(expression, replacement, alternative, alternate, surrogate) |
| helpmate(noun, help, associate, subordinate, representative) |
| imitation(extra, auxiliary, supernumerary) |
| locum(substitute, replacement, alternative, alternate, surrogate) |
| locum tenens(expression, replacement, alternative, alternate, surrogate) |
| makeshift(extra, substitute, replacement, alternative, alternate) |
| mock(extra, auxiliary, supernumerary) |
| nest egg(noun, expression, idiom, money, reserve) |
| office |