You know how they say think outside of the box? Well, this word describes the box you think in. In can apply to just about aything in the world where people have a set of preconcieved notions.

An archetype is like the original version of something. For example, Casanova would be the archetype for guys that have an easy time attracting women.

This is a German word meaning "spirit of the times". Not only is this a cool sounding word but it is useful as well.