profane

Concise Oxford English Dictionary © 2008 Oxford University Press:
profane /prəˈfeɪn/

▶adjective

• 1 secular rather than religious.

  ■ not initiated into religious rites.

• 2 not respectful of religious practice.

  ■ (of language) blasphemous or obscene.

▶verb treat with irreverence.

– derivatives
profanation noun,
profanely adverb,
profaneness noun,
profaner noun.

– origin ME: from OFr. prophane, from L. profanus ‘outside the temple, not sacred’, from pro- ‘before’ + fanum ‘temple’.