forfend
/ˈfɔːrˌfɛnd/Definitions
1. verb
to prevent or warn against something unpleasant or dangerous
“The warning sign was intended to forfend people from entering the hazardous area.”
2. noun
a warning or preventative measure
“The construction company installed a barrier to forfend the workers from falling off the building.”
3. verb
to prevent or avert a threat or danger
“The security team worked to forfend the attack by strengthening the defenses.”
4. noun
a person or thing that prevents or averts a threat or danger
“The hero is considered the forfend of the city from the invading forces.”