Ambiguos is to be un-certain
Agnosticism is to never be sure on the answer whether proven or not
The word ambiguous means that not only do you not believe, but you don't really care either. More like apathy, which is pathetic.
ambiguous is an element of uncertainty in a story. like when an author leaves a cliffhanger at the end. agnostic is not being sure whether or not there is a deity....
ambiguous has nothing to do with religion at all.
Try websters dictionary.
Ambiguous; having an obscure or double meaning. 2:difficult to classify.