Nepal, March 23 -- US President Donald Trump speaks in a way unlike any of his predecessors. His distinctive and highly recognisable style may even play a role in his appeal to his political base. Since the infamous Access Hollywood tapes, he has got away with saying things none of his predecessors would have ever dreamed of saying in public. This is particularly striking in a country that was shocked to learn in the 1970s that Richard Nixon used dirty words in the Oval Office.

Scholars have described Trump's rhetorical style as "unbalanced vituperation", stressing his constant use of demeaning language, false equivalences and exclusion.

Even more strikingly, a recent study found Trump's use of violent vocabulary, especially language li...