διακατελέγχομαιdiakatelénchomai

Same root

• διάdiá · G1223through (in very wide applications, local, causal, or occasional)
• κατάkatá · G2596(prepositionally) down (in place or time), in varied relations (according to the case (genitive, dative or accusative) with which it is joined)
• ἐλέγχωelénchō · G1651to confute, admonish

Where it appears

Appears 1 times in the Bible.

• Acts 18:28 He refuted the Jews with powerful arguments in public debate. Using the Scriptures, he explained to them that Jesus was the Messiah.