four-letter word(Русские соответствия предлагаются как возможные варианты передачи смысла этого англоязычного выражения: The phrase four-letter word comes from the English language, where many of our crudest words do, in fact, have four letters. The term picked up some popularity during the 1920s and 1930s after being used in a string of films and books. And, like a scandalous rumor, it quickly spread and has stuck around ever since.Alexander Oshis)
