The lowest strata represents Generative ambiguity. Here, words are used as symbols for ideas that are very hard to express; an individual gives a name to a nebulous collection of ideas or thoughts. They struggle to make this approach make sense to others.
Generative ambiguity is the process of giving names, potentially tentative, to a nebulous collection of nascent and unclear ideas in an effort to help make sense of them both to themselves as well as others.