Bob Garfield and Mike Vuolo discuss the origin of the word "pumpernickel" with lexicographer Ben Zimmer.Twitter: @lexiconvalleyFacebook: facebook.com/LexiconValleyEmail: [email protected] week's episode is sponsored by The Great Courses and its series "The Story of Human Language." Order it at 80% off the original price by visiting thegreatcourses.com/lexicon.Join Slate Plus! Members get bonus segments, exclusive member-only podcasts, and more. Sign up for a free trial today at www.slate.com/podcastsplus.Learn more about your ad choices. Visit megaphone.fm/adchoices