Ἰουδαΐζω

Galatians 2:14 ἰουδαΐζειν; to Judaize?

When I saw that they were not walking in line with the truth of the gospel, I said to Cephas in front of them all, “If you, who are a Jew, live like a Gentile and not like a Jew, how can you compel the Gentiles to live like Jews?”