This document provides an introduction and background to a study on the lexical items of the Mandingo language. It discusses the Mandingo people and their migration to Sierra Leone between 1840-1900. It also outlines the objectives and hypothesis of the study, which is to analyze and classify the nouns, verbs, adjectives and adverbs that make up the Mandingo lexicon. The chapter then discusses the sources of data collection, which include interviews with L1 Mandingo speakers, as well as textbooks and published materials. It acknowledges limitations such as difficulty communicating technical linguistic concepts to non-educated interviewees. Finally, it provides historical context on the Mandingo and an overview of their culture, religious practices, and the phonology of