Strong's G476 — ἀντίδικος (noun)
antidikos (an-tid'-ee-kos) n.
1. an opponent or adversary (in a lawsuit)
2. (specially) Satan (Adversary-Accuser), as the arch-enemy
[from G473 and G1349]
KJV: adversary 
Root(s): G473, G1349 
Compare: G4567 
Hebrew root: δίκη
Occurrences: 5