Usage: 7 forms in 10 verses
Form Translated As     In Verse(s)
εξαρχόντων originating LXX.Exod.32.18LXX.Exod.32.18LXX.Exod.32.18
εξήρχοντο taking the lead LXX.1Sam.21.11
εξήρχον they led LXX.1Sam.29.5
took the lead LXX.1Sam.18.7
εξήρχε led LXX.Exod.15.21
εξάρχετε Take the lead LXX.Num.21.17
εξάρχειν to lead LXX.Isa.27.2
εξάρξατε Take the lead LXX.Ps.147.7

Liddell-Scott-Jones

ἐξάρχω (exarchō) to originate G:V

ἐξάρχω-ω,

begin, take the lead in, initiate, with genitive, Θέτις δ᾽ ἐξῆρχε γόοιο [ἐξάρχωοντες 8th c.BC: Odyssea Homerus Epicus “Odyssey” 4.19, 8th c.BC: Ilias Homerus Epicus “Illiad” 18.606; ἐξῆρχον ἀοιδῆς Μοῦσαι 8th-7th c.BC: Hesiodus Epicus “Scutum Herculis” 205 ">Refs 8th c.BC+]; ἐξάρχωετε φωνᾷ (i.e. τῆς μολπῆς) [Refs 6th c.BC+]:—middle, κακῆς ἐξάρχωετο βουλῆς [Refs 8th c.BC+]

__2 with accusative, βουλὰς ἐξάρχωων ἀγαθάς [Refs 8th c.BC+] —middle, ἐξάρχωου κανᾶ (compare ἐνάρχομαι) [Refs 5th c.BC+]
__3 teach, οἱ λόγων ἁπτόμενοι ἀσεβῶν ἄλλοις τε ἐξάρχωοντες [Refs 5th c.BC+]dictate.., [Refs 5th c.BC+]
__4 hold office, [Refs 1st c.AD+]; rule, with genitive, Eustr [Refs]
__5 with participle, ἐξάρχωεσθαι ἀεθλεύων [Refs 3rd c.BC+]