(Shows how one word or sentence may imply several different meanings, just by varying pitch, stress, and voice quality. Features: Kenneth L. Pike, UM-Ling.)
(Explains how language changes through "waves" which flow and merge. "Waves" can be new foreign words, speaking patterns, social experience, and behavior. Features: Kenneth L. Pike, UM-Ling.)
(Pike's own theory, Tagmemics, is based on a series of components and concepts that tell us how words are arranged. Features: Kenneth L. Pike, UM-Ling.)