Strong's G4993 — σωφρονέω (verb)
sophroneo (so-fron-eh'-o) v.
1. to be of sound mind, i.e. sane, (figuratively) moderate
[from G4998]
KJV: be in right mind, be sober (minded), soberly 
Root(s): G4998 
Hebrew root: σώφρων
Occurrences: 6