The term "safe hits" refers to hits that don't cause harm or risk, and there are several synonyms for this phrase. A few options include "secure hits," "harmless hits," "risk-free hits," and "tame hits." Additionally, you could use the term "soft hits" or "gentle hits" to describe hits that are not forceful or damaging. These synonyms can be useful in a variety of contexts, such as discussing playground equipment or sports equipment that is designed to minimize the risk of injury. Ultimately, using synonyms for "safe hits" can help you communicate more effectively and avoid using repetitive language.