yakach (Hebrew #3198)
to be right (i.e. correct); reciprocal, to argue; causatively, to decide, justify or convict
KJV usage: appoint, argue, chasten, convince, correct(-ion), daysman, dispute, judge, maintain, plead, reason (together), rebuke, reprove(-r), surely, in any wise.
Pronounce: yaw-kahh'
Origin: a primitive root