Analysis of Foreign Learners' Lexical Errors: A Case Study of Kassala University

The aim of this paper is to identify the types of lexical errors made by learners in Sudan in producing English words.  To achieve these purposes, the researcher offered three questions. The data was gathered from free compositions writing test. The study sample consists of 50 students enrolled in the Department of English language at Kassala University. To answer the study questions, the frequency tables and percent were used. The findings of the study indicate that the students committed errors resulting from mother tongue interference and other factors such as overgeneralization and incomplete application of rules. Recommendations are suggested that lexical errors still need more studies and investigation because it is a very wide area and very difficult one