Word: arcomai

Pronounce: ar'-khom-ahee

Strongs Number: G756

Orig: middle voice of 757 (through the implication, of precedence); to commence (in order of time):--(rehearse from the) begin(-ning). G757

Use: TDNT-1:478,* Verb

Heb Strong:

1) to be the first to do (anything), to begin
2) to be chief, leader, ruler
3) to begin, make a beginning