Strong's G3529 · Greek

νίκη

nike · nee'-kay

apparently a primary word; conquest (abstractly), i.e. (figuratively) the means of success

Scholarly Lexicons

Abbott-Smith Manual Greek Lexicon

 1 νίκη , -ης, ἡ , [in LXX: I Ch 29:11 ( נֵצַח ), freq. in I-IV Mac;] victory : I Jo 5:4 .† 

G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain