Someone who is against religion is called "unreligious" or "irreligious". An antitheist COULD refer to someone who is against religion.
An agnostic is someone who neither believes in any specific deity, nor denies any specific deity's existence. Agnostics are neutral or undecided in terms of religion.
Someone who is jaded is void of emotion or is incapable of love.
Non-denominational is a type of Christian that does not conform to an organized denomination of the Christian faith (i.e. Catholic, Protestant, Mormon, Baptist, etc.), and interprets the Bible individually as he/she feels the Bible is supposed to be interpreted.
Someone who is anticlerical is someone who opposes the influence of religion in political affairs, and supports the separation of church and state.
A materialist is a philosophical term that can be coined as someone who is similar to an Atheist's view of religion, or it can refer to someone who believes physical well-being and material possessions are the greatest good and of the highest value in life.
An apostate can refer to anyone who has abandoned their religion, or their their political party, or principles, or a cause.