impious

Synonyms: agnostic apostate atheistic blasphemous canting contrary deceitful defiling desecrating desecrative diabolic disobedient disrespectful godless hardened hypocritical iconoclastic immoral iniquitous irreligious irreverent perverted pietistical profane recusant reprobate sacrilegious sanctimonious satanic scandalous sinful unctuous undutiful unethical unfaithful ungodly unhallowed unholy unregenerate unrighteous unsanctified wayward wicked

Antonyms: holy pious religious