Jewtile
Refers to a person born to a Jewish Father and non-Jewish Mother. Due to the father's last name and/or inherited physical features such a person may be "seen" as "Jewish" by the majority non-Jewish culture while simulaneously being seen by the Jewish community as a non-Jew (or Gentile) based on the matrilineal perspective of Jewish law.
He looks Jewish but his Mother's maiden name is Smith...he must be a Jewtile!
Jewtile
Someone with a Jewish Father and Gentile Mother.
His last name sounds Jewish but his Mother's maiden name is Smith...He must be a Jewtile!