746  arche  ar-khay'

 from 756; (properly 
abstract) a commencement, or 
(concretely) chief (in 
various applications of 
order, time, place, or 
rank):--beginning, corner, 
(at the, the) first (estate), 
magistrate, power, 
principality, principle, 
rule.

 see GREEK for 756