This article is dedicated to the issue of morphological analysis and synthesis of word forms in a linguistic analyzer, which is a significant feature of corpus linguistics. The article discourses in detail the morphological analysis, the creation of artificial language, grammar and analyzer, the general scheme of the analysis program that "recognizes" the natural language, the types of analysis (identifying) software, the purpose of the analysis, some approaches in the information search engine. The possibility of using a number of tools in the design of a morphological analyzer, their function and features are described in detail.