n.
1.
Assistant, helper, aider, coadjutor, co-operator, ally, auxiliary.
2.
Advocate, adviser, promoter, instigator.
3.
Confederate, accomplice, accessory, particeps criminis, socius criminis .
n.
1.
Assistant, helper, aider, coadjutor, co-operator, ally, auxiliary.
2.
Advocate, adviser, promoter, instigator.
3.
Confederate, accomplice, accessory, particeps criminis, socius criminis .
Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012