Usage: 2 forms in 5 verses
Form Translated As     In Verse(s)
ενεχύρω his item of security LXX.Deut.24.12
ενέχυρον his item of security LXX.Deut.24.13
item of security LXX.Deut.24.11
of his item for security LXX.Deut.24.10
security LXX.Prov.20.16

Liddell-Scott-Jones

ἐνέχυρον (enechuron) a security G:N-N

ἐνέχυρον-ον, τό,

(ἐχυρός) pledge, security, . ἀποδεικνύναι and ὑποτιθέναι to offer a pledge, [Refs 5th c.BC+]; λαμβάνειν [Refs 5th c.BC+]; . τιθέναι τι make a thing a pledge, put it in pawn, [Refs 5th c.BC+]; ἐπ᾽ ἐνεχύρῳ δοῦναι give on security, [Refs 4th c.BC+]; ἐκ τῶν . τῶν ὠφληκότων τὴν δίκην from the forfeited pledges, [Refs 4th c.BC+]: metaphorically in plural, hostages, of wives and children, Aen. Tact.5.1,[Refs 1st c.AD+]