The phrase "over edge" can have different meanings depending on the context. It can refer to being on the brink or edge of something, or it can mean having gone beyond a safe or acceptable limit. Antonyms for "over edge" could include words such as "under control", "within limits", "stable", "balanced", "contained", and "compliant". Other antonyms could be "safe", "secure", "grounded", and "cautious". By using these antonyms, we can imply a sense of stability, balance, and caution, which can be useful in situations where we need to communicate a message of control and safety.