Where does “crypto-Jewish” come from?

crypto-Jewish (English) comes from English Jewish, from English Jew, from Middle English Jew, from Old French juiu, from Latin Iūdaeus, from Ancient Greek Ἰουδαῖος, from Ancient Greek Ἰουδά, from Hebrew יְהוּדָה — Judas; Judah, Judas.

crypto-Jewish (English): Of or pertaining to the secret or covert practice of Judaism

Definitions

  1. Of or pertaining to the secret or covert practice of Judaism

Ancestry of “crypto-Jewish”, step by step

crypto-Jewish traces back through two separate lines of ancestry.

via English Jewish

StepLanguageWordMeaning
1EnglishJewishBeing a Jew, or relating to Jews, their...
2EnglishJewAn adherent of Judaism; A member or descendent of...
3Middle EnglishJewJew; Israelite
4Old FrenchjuiuAlternative form of Giu
5LatinIūdaeusJewish, of or pertaining to the Jewish people
6Ancient GreekἸουδαῖοςJew or Judean
7Ancient GreekἸουδάJudah
8HebrewיְהוּדָהJudas; Judah, Judas

via English crypto

StepLanguageWordMeaning
1EnglishcryptoA secret supporter or follower; Cryptography;...
Every word from Hebrew יְהוּדָה
crypto-Jewish — Etymology, Origin & Word History | Etymology Explorer