A general observation about the vocabularies of most languages is that they tend to increase in size over time. Little is known about the causal mechanisms involved in this lexical expansion, but most anthropologists and linguists are in agreement that it probably mirrors general cultural evolution. The study of lexical growth becomes important if…

Attempts have been made by linguists and anthropologists to reconstruct aspects of culture history by using synchronically derived lexical data. Related to this concern with culture history is one which attempts to explore the diachronic processes of lexical change over time. As a result of a comparative survey of Tzeltal and Tzotzil…