An exciting journey to countries létymologie dozens of popular words assembled in unexpected families. Always interesting, often amusing, investigating the history of those words take the reader to the sources of modern French, showing how certain senses have evolved over the centuries, but also how certain until we reached almost intact. No unnecessary jargon but without giving up the linguistic concepts that govern the evolution of the lexicon, the author, in clear language and warning, shares the methods and sometimes the questions of the etymological approach seriously and methodically with humor and a lot!