The article discusses the basic principles and steps of the preparation of interactive dictionaries for the Caucasian languages. Determination of the format for constructing a dictionary entry and displaying lexical information is carried out by ordering the electronic resource of the Caucasian language, entered in the UNESCO Red Book. The article discusses the first results of the input entries in the electronic dictionary database. Architecture electronic dictionary system allowed to include in the conversion anthroponymic borrowing. information search function is built by using the lexical analyzer in the content of the electronic dictionary. Webonary provides the ability to publish dictionaries with analysis of various textual information. Dictionary data is stored in the FLEx (Fieldworks Language Explorer) program, thereby showing lexical analysis information. The development task was as technical support lexical analysis and grammatical (including annotation and markup combination of spelling). For the analysis of anthroponymic components, a data processing technique was used that uses information from levels. The purpose of this article is to establish universal onomastic categories and the principles of their registration in the concordance of the Caucasian languages online dictionary "name of a subject * name of a person" ↑ "common noun * proper name".Keywords: Tat language, nominal basis, anthroponymic terminology, Caucasian languages, description of texts, borrowed appellative.