The phrase "sits it out" means to refrain from doing something or simply wait out a situation. There are a few synonyms for this phrase, each with their own connotations and nuances. Some synonyms for "sits it out" include "holds off," "waits patiently," "shuns," and "avoids." "Holds off" implies a temporary postponement, such as waiting until a better time to act. "Waits patiently" indicates a willingness to wait for the right moment before taking action. "Shuns" suggests a deliberate avoidance of a situation or person. Lastly, "avoids" implies a conscious effort to stay away from something undesirable. Depending on the context, any of these synonyms could be used in place of "sits it out".