Linguist Esteban Touma from Babbel reviews the app's 2025 most mispronounced words By Eyder Peralta Published December 6, 2025 at 6:44 AM CST Facebook Twitter LinkedIn Email NPR's Eyder Peralta speaks with Esteban Touma, language expert from the app Babbel about 2025's most mispronounced words. Copyright 2025 NPR