Professor C. E. M. Joad of The Brains Trust was renown for opened his answers thus: "It all depends on what you mean by…"
It all depends on what YOU mean by a rude word.
Some consider many Anglo-Saxon, rather than the equivalent Norman-French, Latinate or Hellenic, words to be rude per se. Others rejoice in their use - D H Lawrence for example. It was, after all, the chief prosecutor, Mervyn Griffith-Jones,who during the trial of THAT publication asked if it were the kind of book "... you would wish your wife or servants to read".
The book was found NOT guilty!