Synonyms and related words :
Pyrrhonist, Sabbath-breaker, apostate, atheist, backslider, blasphemer, deserter, disbeliever, doubter, doubting Thomas, gentile, giaour, goy, heathen, infidel, kaffir, minimifidian, non-Christian, non-Jew, non-Mohammedan, non-Mormon, non-Moslem, non-Muhammadan, non-Muslim, nonbeliever, nullifidian, pagan, recidivist, recreant, renegade, sacrilegist, secularist, shegets, shiksa, zendician, zendik, zendikite, zetetic