This document lists definitions for 6 words: persistent, jabber, vulnerable, exasperation, sabotage (verb), and sabotage (noun). Persistent means refusing to give up despite difficulty. Jabber means to talk rapidly without making sense. Vulnerable means capable of being harmed or damaged. Exasperation refers to a state of anger, impatience, or irritation. Sabotage as a verb means to deliberately destroy or damage something, while as a noun it refers to a deliberate and secret act that causes damage.