Antonyms for the phrase "begin where one left off" may include starting from scratch, giving up, halting, discontinuing or leaving in the middle. These words imply that the task or activity is abandoned, and there is no intention of picking it up again. Instead of continuing from where one left off, antonyms signify a fresh start or a new direction altogether. For example, if someone quits their job, they may not want to begin where they left off in their previous role. They may choose to start a new career or pursue a different path. In contrast, "begin where one left off" suggests a continuation of progress, forward momentum, or building upon prior accomplishments.