In this dissertation I investigate the structure of syntactically intransitive sentences in Séliš-Ql̓ispé (Southern Interior Salish) using a Distributed Morphology framework. I focus, in particular, on some of the ways in which transitive or dyadic meaning may be achieved in a sentence that is morphosyntactically intransitive. Thus, this dissertation focuses on describing the structure and derivation of sentences which do not bear a transitivizing suffix and which use the subject markers associated with intransitive sentences, and yet still are understood to involve two participants, most particularly if those participants are an agent and a patient/theme.I begin with a discussion of simple intransitive sentence structures and semanticall...