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E EnglishDart
B2

Ensure vs Insure

Ensure = make certain something happens — 'ensure you lock the door'. Insure = protect with insurance — 'insure your car'. (Assure = convince a person: 'assure you it's fine'.)

The one-line answer

Ensure = make certain something happens — 'ensure you lock the door'. Insure = protect with insurance — 'insure your car'. (Assure = convince a person: 'assure you it's fine'.)

ensure

verb

to make certain that something happens

  • Please ensure all windows are closed.
  • The new rules ensure fair competition.
  • We must ensure everyone gets a copy.

insure

verb

to protect something with an insurance policy

  • I insured the car for its full value.
  • Your phone is insured against theft.
  • The house is insured for a million.

Memory trick

Insure contains 'insur' like INSURance — money protection. Ensure = make sUre. A third sibling: 'assure' is only for persons — 'I assure you'.

Ensure vs Insure: Test yourself

Question 1 of 2

You should ___ your new laptop against damage.