This document contains 23 words with their definitions: stay, green, known, island, week, less, machine, base, ago, stood, plane, system, behind, ran, round, boat, game, force, brought, understand. The words are related to verbs, adverbs, nouns, and include definitions like "to remain in a place", "not so much or to a smaller degree", "a group of related parts that work together as a whole", and "to know something".