The term "giving details" can be replaced with its antonyms to create alternative expressions. A few options include "being vague," "generalizing," "skimming over," and "summarizing." These antonyms describe the opposite approach of giving details, which is to provide less information, use broader terms, or skip over specifics. In some situations, being less detailed may be appropriate, such as when providing a quick overview or when the information is confidential. However, in many cases, giving details is essential for clarity and accuracy. Using antonyms for "giving details" can help to diversify your vocabulary and express ideas in different ways.