4904  sunergos  soon-er-gos'

 from a presumed compound of 
4862 and the base of 2041; a 
co-laborer, i.e. coadjutor:--
companion in labour, (fellow-
)helper(-labourer, -worker), 
labourer together with, 
workfellow.

 see GREEK for 4862

 see GREEK for 2041