precaution

Noun

• judiciousness in avoiding harm or danger
  • he exercised caution in opening the door
    
  • he handled the vase with care
    

• the trait of practicing caution in advance

• a precautionary measure warding off impending danger or damage or injury etc.
  • he put an ice pack on the injury as a precaution
    
  • an insurance policy is a good safeguard
    
  • we let our guard down
    

Related words

• Synonyms: 
  caution , care , forethought , safeguard , guard