Reconstruction:Proto-Athabaskan/də-

Proto-Athabaskan

Etymology

From Proto-Na-Dene *də- (signaling valency decrease).

Prefix

*də-

  1. the *də- classifier or valence-change prefix, a detransitivizing prefix of active verbs that modifies the transitivity or valence and grammatical voice of a verb, occurs in most passive, mediopassive, reflexive, and reciprocal verbs that are derived from verbs with an *ə- classifier; it produces the agentive passive verb forms