The document contains 20 sentences with vocabulary words that are defined in context. Some of the vocabulary words used in sentences include: converged, benign, prate, augmented, dirge, geek, melancholy, volition, ersatz, paucity, slaked, acme, lucrative, pensive, ennui, and moribund. Overall, the document provides example sentences using various uncommon or challenging words to help illustrate their meanings.