Strong's G2669 — καταπονέω (verb)
kataponeo (kat-ap-on-eh'-o) v.
1. to labor down, i.e. wear with toil
2. (figuratively) harass
[from G2596 and a derivative of G4192]
KJV: oppress, vex 
Root(s): G2596, G4192 
Hebrew root: πόνος
Occurrences: 2