Strong's G4391 — προϋπάρχω (verb)
prouparcho (prou"-par'-kho) v.
1. to exist before
2. (adverbially) to be or do something previously
[from G4253 and G5225]
KJV: + be before(-time) 
Root(s): G4253, G5225 
Hebrew root: ὑπάρχω
Occurrences: 2