Resumen de Grammaticalization and paradigm formation in afroasiatic: verbal negation in Cushitic
This article is a survey of various solutions elaborated by individual Cushitic languages and language family sub-branches to the problem of forming negative tense paradigms. In the course of a survey of verbal negation in Cushitic, I point out how the path of radical simplification of negated verb structure, while always possible, was generally avoided, and attempt to show how an inherited affirmative-negative assymetry maintained itself in the context of a sweeping process of grammaticization and paradigm formation whhich resulted in the partial or total replacement of verbal paradigms based on prefixed (or more accurately circumfixed) subject markers by verbal paradigms based exclusively on suffixing
