Strong's G4915 — συνηλικιώτης (noun)
sunelikiotes (soon-ay-lik-ee-o'-tace) n.
1. a co-aged person, i.e. alike in years
[from G4862 and a derivative of G2244]
KJV: equal 
Root(s): G4862, G2244 
Hebrew root: ἡλικία
Occurrences: 1