insure

Verb

• take out insurance for

• protect by insurance
  • The insurance won't cover this
    

• make certain of
  • This nest egg will ensure a nice retirement for us
    
  • Preparation will guarantee success!
    

• be careful or certain to do something; make certain of something
  • He verified that the valves were closed
    
  • See that the curtains are closed
    
  • control the quality of the product
    

Related words

• Synonyms: 
  cover , underwrite , guarantee , ensure , assure , secure , see , check , see to it , control , ascertain