Read the extract below and answer the question ....very vilely in the morning when he is sober, and most vilely in the afternoon when he is drunk. When he i...

Read the extract below and answer the question

....very vilely in the morning when he is sober, and most vilely
in the afternoon when he is drunk. When he is best he is a little
worse than a man, and when he is worst he is a little better than a beast
(Act 1 sc ll)

The dominant literary device used in the extract is