Ensure Synonyms | Uses & Examples

Ensure is a verb that means “to make sure, certain, or safe.”

Some synonyms for ensure are:

  • Guarantee
  • Assure
  • Insure
  • Secure
  • Protect
  • Provide
  • Safeguard
  • Establish
  • Confirm
  • Certify
  • Warrant
  • Verify
  • Check
  • Double-check

Synonyms for ensure

Ensure and its synonyms found here are transitive verbs, meaning they must have a direct object. You can “ensure something” or “ensure that something happens.”

Some synonyms for ensure are stronger than others. For example “guarantee” means to “promise with certainty,” which is close to “make sure, certain, or safe.” On the other hand, “double-check” means “to review something to make sure it’s correct or safe.”

Synonyms for ensure
Match Synonym Ensure example Synonym example
Strongest Guarantee The constitution ensures the right to a fair trial. The constitution guarantees the right to a fair trial.
Assure The team has worked extra hard to ensure accuracy. The team has worked extra hard to assure accuracy.
Insure The policy will ensure your assets are protected. The policy will insure your assets are protected.
Secure The NGO’s goal is to ensure access to clean water for all people. The NGO’s goal is to secure access to clean water for all people.
Protect The regulations ensure customer privacy. The regulations protect customer privacy.
Provide Despite these changes, we will keep fighting to ensure a quality education for every child. Despite these changes, we will keep fighting to provide a quality education for every child.
Safeguard The new law ensures free speech in the digital age. The new law safeguards free speech in the digital age.
Strong Establish The government must ensure fair access to resources. The government must establish fair access to resources.
Confirm My financial advisor can’t ensure I’ll make millions, but she believes I’ll certainly gain something from this investment. My financial advisor can’t confirm I’ll make millions, but she believes I’ll certainly gain something from this investment.
Certify The council will ensure all documents are in order. The council will certify all documents are in order.
Weak Verify You must ensure the email address is correct. You must verify the email address is correct.
Check Please ensure that you have submitted your cover letter in PDF format. Please double-check that you have submitted your cover letter in PDF format.
Double-check You should always ensure that your resume is free of spelling mistakes. You should always double-check that your resume is free of spelling mistakes.
Note
While they are synonyms, there are slight differences in meaning between ensure and insure and assure:

  • Ensure means “make sure, certain, or safe” in a general sense.
  • Insure means “secure or protect someone or something against,” especially in the context of insurance policies.
  • Assure means “make sure of something,” “convince,” or “say confidently.”

If you have any doubt about how and when to use each of these words, QuillBot’s free Grammar Checker can help you out.

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If you want to know more about job applications, research, or idioms, make sure to check out some of our other articles with explanations and examples.

Frequently asked questions about ensure synonyms

What’s a good synonym for ensure for a resume?

A good synonym for ensure for a resume depends on what you want to emphasize:

  • Guarantee (emphasizes certainty and reliability)
  • Secure (focuses on achieving a result or outcome)
  • Establish (for if you implemented or set up something successfully)
  • Maintain (highlights consistency or ongoing success)
  • Facilitate (shows you enabled a process or outcome)

You can also use QuillBot’s free Paraphraser to find more synonyms for ensure.

What’s the meaning of ensurance?

The meaning of “ensurance” is “the act of ensuring.” However, this noun is obsolete and rarely used. Nowadays, most people use  “insurance.”

Insure and ensure are synonyms with slight differences in meaning. The verb “ensure” means “to make certain or safe” and “insure” means the same but in the context of insurance policies.

A few synonyms for ensure and for “insure” are “guarantee,” “secure,” and “protect.”

Use QuillBot’s free Grammar Checker to make sure you use words like “ensurance,” “insurance,” “ensure,” and “insure” correctly.

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Kate Santoro, BS

Kate has a BS in journalism. She has taught English as a second language in Spain to students of all ages for a decade. She also has experience in content management and marketing.