precaution

/prɪˈkɔʃən/
noun
  1. An action taken in advance to prevent something dangerous, unpleasant, or inconvenient from happening.
    • The company installed fire alarms as a safety precaution.
    • Taking the precaution of locking your doors can prevent burglaries.
    • As a precaution, she always wears a helmet when riding her bike.
Antonyms