Stylistic features of english phraseological units denoting human intellectual ability

The article attempts to classify English phraseological units, denoting the intellectual abilities of a human, according to functional - stylistic features. We consider three broad groups of phraseological units: bookish, neutral and colloquial phraseological units from the point of view of expressive - stylistic coloring. The main feature of a phraseological unit related to a certain style is the nature of the lexical units used in it, as well as the emotionally expressive connotation of the phraseological unit. And the functional - stylistic component of connotation is defined in the article as a stylistic characteristic of a phraseological unit from the point of view of its functional, historical and territorial affiliation, which has an ordinary status.