The phrase "make start" refers to beginning or initiating an action, project, or task. Antonyms for this phrase might include "halt," "cease," "stop," "end," "conclude," "finish," or "complete." These words indicate the opposite action of starting or beginning something. For example, instead of making a start on a new project, one could choose to put it on hold, stop working on it altogether, or wait until a later time to continue. It's important to understand these antonyms to effectively communicate the status of a project or task and to know when it's time to wrap things up or take a break.