Synonyms to true believer

fundamentalist, Orthodox Jew, Sabbatarian, Sunni Muslim, bigoted, bitter-ender, canonist, conservative, creedbound, dogmatic, dour, evangelical, firm, hard, hidebound, hyperorthodox, impliable, inexorable, inflexible, iron, ironbound, ironclad, ironhanded, literalist, literalistic, muscle-bound, obdurate, obstinate, old liner, orthodox, orthodox Christian, orthodoxist, precisianist, precisianistic, procrustean, purist, puristic, puritan, puritanic, puritanical, relentless, right, right-winger, rightist, rigid, rigorist, rigoristic, rigorous, rockbound, standpat, standpatter, staunch, stiff, straightlaced, straitlaced, strict, stubborn, textualist, textuary, the orthodox, tory, unbending, uncompromising, unrelenting, unyielding, believer, Christian, God-fearing man, accepter, catechumen, churchgoer, churchite, churchman, communicant, convert, cultist, daily communicant, devotee, devotionalist, disciple, fanatic, fideist, follower, good Christian, ist, neophyte, pietist, proselyte, receiver, religioner, religionist, religious believer, saint, the assured, the believing, the faithful, theist,