In this article, the issues of the thematic grouping of lexical layers, terminological systems in the Uzbeklegal language, extralinguistic factors of real objects and events in the thematic classification and interlinguistic factors of lexemes, classification of Uzbek legal terms based on the analysis of relevant materials, the question of grouping concerning the object it represents are considered.The hyperonym function of a legal term as an archetype, hyperonymic-hyponymic relations in the thematic groups of legal terminology, hyponymy of a particular hyperonym, vocabulary that acts as a hyperonym in the formation of terms, the nominative function of terms, synonymy of terms, cases of use of synonyms, lexical synonyms in the interaction of terms and types of variants are also covered. The importance of the general thesaurus in jurisprudence,the creation of a model terminological system of the thesaurus, and the emergence of scientific classification with thesaurus in lexicography are also emphasized

Lexical Layer, Term, Hyponym, Archisem, Hyperonym, Hyperonym-hyponym Relationship, Lexical Unit, Lexical Synonyms, Variability, General Legal Thesaurus, Terminological System Model