| attendant(noun, assistant, deputy) |
| authorisation |
| brevet(noun, authority, job, duty, task) |
| care |
| change(exchange, switch, replace, swap, interchange) |
| changeling(supply, agent, replacement, alternative, alternate) |
| charge(noun, authority, job, duty, task) |
| commissary |
| commissioner(noun, agent, representative, assistant, operative) |
| errand(noun, authority, job, duty, task) |
| ersatz(extra, auxiliary, supernumerary) |
| extra(noun, assistant, auxiliary, supernumerary) |
| functionary(noun, representative, assistant, operative, manager) |
| helper(noun, assistant, deputy) |
| helpmate(noun, assistant, deputy) |
| instrument(noun, agent, agency) |
| lawyer(noun, advocate, agent, substitute, counsel) |
| legation(noun, authority, job, duty, task) |
| letter of authority(noun, expression, idiom, order, authority) |
| liaison(noun, agent) |