(n.) Not circumcised; hence, not of the Israelites.

apostate atheist backsliding blasphemous disbelieving faithless fallen fallen from grace gentile goyish heathen impious infidel infidelic irreligious irreverent lapsed minimifidian misbelieving non-Christian non-Jewish non-Mohammedan non-Mormon non-Moslem non-Muhammadan non-Muslim nullifidian pagan profanatory profane recidivist recidivistic recreant renegade sacrilegious unbelieving unchristian uncircumcised undutiful