as in to ensure
to make sure, certain, or safe took steps to insure the timely completion of the project

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Synonym Chooser

How is the word insure distinct from other similar verbs?

Some common synonyms of insure are assure, ensure, and secure. While all these words mean "to make a thing or person sure," insure sometimes stresses the taking of necessary measures beforehand.

careful planning should insure the success of the party

When can assure be used instead of insure?

In some situations, the words assure and insure are roughly equivalent. However, assure distinctively implies the removal of doubt and suspense from a person's mind.

I assure you that no harm will be done

How is ensure related to other words for insure?

Ensure, insure, and assure are interchangeable in many contexts where they indicate the making certain or inevitable of an outcome, but ensure may imply a virtual guarantee.

the government has ensured the safety of the refugees

When is secure a more appropriate choice than insure?

The words secure and insure can be used in similar contexts, but secure implies action taken to guard against attack or loss.

sent reinforcements to secure their position

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of insure Casual Grammys viewers may be surprised to learn the numbers of those working in music who are insured. Katie Kilkenny, The Hollywood Reporter, 7 Mar. 2025 Lopes said his next step is to get his car properly registered and insured. Briah Lumpkins, Charlotte Observer, 6 Mar. 2025 The 2024 Commonwealth Fund Biennial Health Insurance Survey defines individuals as underinsured if their coverage fails to provide affordable care, even if they are insured all year. Gordon G. Chang, Newsweek, 4 Mar. 2025 Limits on discharges sometimes still don't insure water quality standards are met, Barrett wrote. CBS News, 4 Mar. 2025 See All Example Sentences for insure
Recent Examples of Synonyms for insure
Verb
  • The University shall make organizational changes to ensure full transparency and cooperation with all federal regulators.
    Kayla Jimenez, USA Today, 23 Apr. 2025
  • Other managers’ egos might have ensured a more dramatic transformation.
    Michael Cox, New York Times, 22 Apr. 2025
Verb
  • During development, a Ubisoft lead publicly assured fans that Shadows would be a big departure from Odyssey, seemingly letting folks know which fanbase the game was meant to please.
    ArsTechnica, ArsTechnica, 18 Apr. 2025
  • The 34-year-old Norwegian is confident and assured, and happy to answer questions and take the spotlight.
    Alex Weprin, HollywoodReporter, 17 Apr. 2025
Verb
  • Early wins don’t necessarily guarantee long-term success, so continuous improvement is key.
    Hope Horner, Forbes.com, 23 Apr. 2025
  • Cousins' salary for the upcoming season is fully guaranteed.
    Chantz Martin, FOXNews.com, 23 Apr. 2025

Browse Nearby Words

Cite this Entry

“Insure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/insure. Accessed 26 Apr. 2025.

More from Merriam-Webster on insure

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!