Common mistake insure that (ensure that)

Common Grammar Mistakes: Insure vs. Ensure

When it comes to writing, it's important to use the right words to convey your intended meaning. One common mistake that many people make is the incorrect usage of 'insure' and 'ensure'. These two words may sound similar, but they have different meanings and should be used in different contexts.


The word 'insure' refers to the act of paying money to an insurance company in exchange for financial protection against certain risks. It is commonly used in the context of insurance policies.

For example:

  • I need to insure my car against theft.
  • She insured her house to protect it from fire damage.


'Ensure', on the other hand, means to make sure that something happens or is certain to happen. It is often used to express guarantee or to give confidence about the outcome of an event or action.

For example:

  • Please ensure that all doors are locked before leaving the house.
  • He took extra measures to ensure the safety of the participants.

It's important to note that 'ensure' can also be used as a synonym for 'make sure'.

For example:

  • Please ensure (make sure) to arrive on time for the meeting.
  • I will ensure (make sure) that the report is submitted by the deadline.

Linguix grammar checker can help you identify and correct the incorrect usage of 'insure' and 'ensure' in your writing, ensuring that you are conveying the intended meaning accurately.

insure that (ensure that) mistake examples

  • Incorrect:
    Please insure that you are registered with us.

    Please ensure that you are registered with us.

  • Correct:
    Please insure your car against theft.
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