"Dashed out" is a phrase that describes quickly leaving a place or quickly writing something. The antonyms of this phrase can express a slower pace, deliberation, and careful attention to detail. The opposite of "dashed" can be replaced with words like meandered, strolled, or ambled, which describes a more leisurely tempo. On the other hand, the antonyms of "out" can include adverbs such as slowly, carefully, or thoughtfully, which indicates a more deliberate action rather than a rushed one. Choosing the right antonym that conveys the intended tone can transform sentences and create impactful writing.