Hey, I've been having the same problem but I don't think any of the enneagram types are as set in stone in their typology as the myers-brigs. It's more like a fluctuation in typology that's why there's all those lines in the circle--the psyche is dynamic. It's like what happens when you are having bad psychic hygiene or stressed or in crisis that you see the more negative aspects of a personality. That's why I think you see people get divorced when economic problems arise. For a more indepth explanation of this I suggest:
Descriptions of the Enneagram Types
Descriptions of the Enneagram Types