The antonyms for the phrase "bring focus" can vary depending on the context in which it is being used. To detract from focus is to eliminate or distract from the main point or objective. Other antonyms might include words like diffuse, scatter, or disperse since each of these words can be used to describe a situation in which attention or focus is spread thinly across many different topics, tasks, or goals. Additionally, words like distract, confuse, or sidetrack might also be considered antonyms since each of these terms refers to an action that takes away from a person's focus or attention.