His name remains a byword for a choleric disposition. In the 1980s the Mobutu regime became a byword for mismanagement and corruption. Yet the phrase "defeat the Qing and restore the Ming" remained a byword for many. The word "quisling" soon became a byword for "collaborator" or "traitor". The roses of Praeneste were a byword for profusion and beauty. "Knickerbocker" became a byword for a New York patrician, comparable to a "Boston Brahmin". Subtlety is the byword here rather than gory, knife-edge moments. The name Zimri became a byword for a traitor who murdered his master. It subsequently became a byword for democratic norms. He made Chicago a byword for the collapse of American civilization. Halsey's slogan, "Hit hard, hit fast, hit often," soon became a byword for the Navy. Later, it became a byword for fussy or pedantic writers. The town was to become a byword in Europe as the most inaccessible of cities. The book, however, quickly became a byword for unwholesomeness among mainstream critics of the day. "Columbine" has become a byword for mass shootings.