assure

verb

ə-ˈshu̇r How to pronounce assure (audio)
Definition of assurenext
1
as in to reassure
to ease the grief or distress of a minister choosing just the right words to assure the grieving parents of the fallen soldier

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in to ensure
to make sure, certain, or safe security measures that assured our safety

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word assure distinct from other similar verbs?

Some common synonyms of assure are ensure, insure, and secure. While all these words mean "to make a thing or person sure," assure distinctively implies the removal of doubt and suspense from a person's mind.

I assure you that no harm will be done

How does the word ensure relate to other synonyms for assure?

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

Where would insure be a reasonable alternative to assure?

The synonyms insure and assure are sometimes interchangeable, but insure sometimes stresses the taking of necessary measures beforehand.

careful planning should insure the success of the party

In what contexts can secure take the place of assure?

In some situations, the words secure and assure are roughly equivalent. However, 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 assure Simon’s French helpers assured him that an American agent called Jean-Pierre—or JP—would be arriving in Valence very soon. — Literary Hub, 31 Aug. 2026 Change the water every 20 to 30 minutes to assure the temperature remains cold and safe, and be sure to check that your bags are fully sealed, and water is not seeping into them. — Kait Hanson, Southern Living, 30 Aug. 2026 As an offensive lineman, Newhouse was assured of contact every time the ball snapped. — Fort Worth Star-Telegram, 28 Aug. 2026 Tooro authorities had assured Ugandans that Oyo remained alive but in critical condition, forcing many Ugandans to suddenly come to terms with his death at a relatively young age. — Rodney Muhumuza, Los Angeles Times, 28 Aug. 2026 See All Example Sentences for assure
Recent Examples of Synonyms for assure
  1. reassure
  2. ensure
  3. comfort
  4. guarantee
  5. soothe
Verb
  • History suggests that anxious allies who are not reassured by their more powerful patron will invest in their own defense.
    — JENNIFER KAVANAGH, Foreign Affairs, 28 Aug. 2026
  • Comments from the new Fed chair appeared to reassure Wall Street that fighting inflation remains the priority for the central bank.
    — Christopher Rugaber, Fortune, 28 Aug. 2026
Definition of reassure
Verb
  • Place a clear plastic bag over the pot, ensuring that the plastic isn’t touching the plant (use chopsticks to help elevate the bag if necessary).
    — Alexandra Jones, The Spruce, 30 Aug. 2026
  • This thoughtful evolution ensures this year’s NBC ceremony and future broadcasts remain deeply engaging and tailored to the television audience.
    — Joe Reid, Vulture, 29 Aug. 2026
Definition of ensure
Verb
  • This has been a difficult time for Blüh, but she's been comforted by the tremendous support she's received from people all over the world.
    — Andrea Nakano, CBS News, 28 Aug. 2026
  • The popular king played a crucial role comforting the nation in times of mourning.
    — Terje Solsvik, USA Today, 28 Aug. 2026
Definition of comfort
Verb
  • However, this is standard practice, and a hard credit inquiry is necessary for verification purposes and to guarantee your mortgage interest rate.
    — Dan Simms, USA Today, 30 Aug. 2026
  • If a vested veteran - a player with four or more years of NFL experience - is on the active, or inactive roster for the first game of the season their entire contract becomes guaranteed.
    — Omar Kelly, Miami Herald, 29 Aug. 2026
Definition of guarantee
Verb
  • There might be a best practice emerging with general rules to live by, but the exact products and ingredients that trigger or soothe your skin will be highly individualized.
    — Bella Webb, Vogue, 28 Aug. 2026
  • And many people feel a teaspoon of honey or perhaps tea with honey can soothe a scratchy throat.
    — Sheah Rarback, Miami Herald, 28 Aug. 2026
Definition of soothe

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Cite this Entry

“Assure.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assure. Accessed 5 Sep. 2026.

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