protect

verb:to keep safe from harm, injury, damage, or loss
- The mother bear will fiercely protect her cubs from any danger.
verb:to shield someone or something from attack, criticism, or other unwanted attention
- The lawyer sought to protect her client from aggressive questioning.
verb:to restrict access to something in order to preserve its condition or security
- You should protect sensitive files with a strong password.
verb:to use a covering or barrier to guard against damage or contact
- Be sure to protect your skin from the sun by wearing sunscreen.