One word-Substitution is Apostate. Prostate: a gland surrounding the neck of the bladder in male mammals and releasing a fluid component of semen. Profane: (of a person or their behaviour) not respectful of religious practice; irreverent. Agnostic: a person who believes that nothing is known or can be known of the existence or nature of God. Apostate: a person who renounces or abandons a religious or political belief or principle.