Antonyms for the word "re-started" would include words such as halted, stopped, paused, ceased, and ended. These terms convey a sense of interruption or disruption, rather than a continuation or renewal of an activity or process. They characterize a situation where progress is slowed or temporarily suspended, as opposed to one where it is being actively pursued. While restarting implies an effort to move forward, its antonyms suggest a state of stagnation or decline. Thus, knowing the antonyms for "re-started" can provide a broader understanding of the actions and outcomes associated with the term.