  This article presents a fragment of a new comparative dictionary "A
comparative dictionary of names of expansive action in Russian and Bulgarian
languages". Main features of the new web-based comparative dictionary are
placed, the principles of its formation are shown, primary links between the
word-matches are classified. The principal difference between translation
dictionaries and the model of double comparison is also shown. The
classification scheme of the pages is proposed. New concepts and keywords have
been introduced. The real prototype of the dictionary with a few key pages is
published. The broad debate about the possibility of this prototype to become a
version of Russian-Bulgarian comparative dictionary of a new generation is
available.

Computation and Language