Lexical Definition

‎νῖκος‎ nîkos (nee'-kos) victory G:N-N
from ‎νίκη‎

victory.

Usage: 5 forms in 13 verses
Form Translated As     In Verse(s)
νῖκοσ victory Matt.12.201Cor.15.541Cor.15.551Cor.15.57
νικόσ your victory LXX.Ezek.3.8
νίκόσ My victory LXX.Lam.3.18
νίκουσ their victory LXX.Ezek.3.8
νίκοσ victory LXX.2Sam.2.26LXX.Job.36.7LXX.Jer.3.5LXX.Lam.5.20LXX.Amos.1.11LXX.Amos.8.7

Abbott-Smith

νῖκος, -ους, τό, late form of νίκη, [in LXX: La 3:18 (נֶצַח), I Es 3:9, II Mac 10:38, IV Mac 17:12; εἰς ν. (instead of εἰς τέλος, Jb 14:20), II Ki 2:26, Jb 36:7, Am 1:11 8:7, Je 3:5, La 5:20 (לָנֶצֵח, as נ׳ in Syr., = victory)*;]
victory: Mt 12:20 (Is 42:3, LXX ἀλήθεια), I Co 15:54 (Is 25:8, Aq., Th.), I Co 15:55 (Ho 13:14, LXX δίκη), I Co 15:57.†

Abbott-Smith References

Book Refs
2 Samuel 2:26
Job 14:20 · 36:7
Isaiah 25:8 · 42:3
Jeremiah 3:5
Lamentations 3:18 · 5:20
Hosea 13:14
Amos 1:11 · 8:7
Matthew 12:20
1 Corinthians 15:54 · 15:55 · 15:57

Liddell-Scott-Jones

νῖκος, εος, τό,

later form for νίκη, [LXX+1st c.BC+]; written νεῖκος), [NT+8th c.BC+]; εἰς νῖκος for ever, [LXX]

LSJ Scripture Refs: Matt.12.20 ☩ LXX.2Kgs.2.26