What are the opposite words for endanger?

Endanger means to put something or someone in a potentially harmful or dangerous situation. Its antonyms are words that suggest safety, security and protection. Protect, safeguard, shield, defend, ensure, guard, save, secure are a few of the antonyms of endanger. Protect means to keep something or someone safe from harm, threat, or danger. Safeguard means to take precautions in order to keep something or someone safe. Shield means to provide a cover or barrier to protect against harm or danger. Defend means to prevent attack or harm from happening. These antonyms of endanger convey the opposite meaning and are often used to describe the actions that can ensure safety and prevention of harm.