Cacophony is a language vice that is committed in oral and written forms. It consists of an unpleasant sound for the ear, originating from the unnecessary, recurrent or close repetition of phonemes in the same sentence or from the inappropriate combination of the different components of a sentence. It constitutes a very frequent linguistic fact in the professional context of the University of Medical Sciences of Villa Clara, Cuba. Hence, the objective of the work was to analyze the recurrence of cacophony in the linguistic expression of university professionals. It represents an essentially qualitative, exploratory, descriptive and synchronous study, where the universe and the intentional sample were made up of 20 research projects, framed between 2021 and 2023; in addition, theoretical methods were used ―analysis-synthesis, induction-deduction―; empirical methods ―observation and ...