Strong's G1608 — ἐκπορνεύω (verb)
ekporneuo (ek-porn-yoo'-o) v.
1. to be utterly unchaste
[from G1537 and G4203]
KJV: give self over to fornication 
Root(s): G1537, G4203 
Hebrew root: πορνεύω
Occurrences: 1