Thesaurus

guarantee

verb

Synonyms & Antonyms of guarantee

(Entry 1 of 2)

1 to assume responsibility for the satisfactory quality or performance of
  • the shop will guarantee all work done on the car for 30 days

Synonyms for guarantee

Words Related to guarantee

2 to make sure, certain, or safe
  • I can guarantee that you'll feel better after using my product for 30 days

Synonyms for guarantee

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Near Antonyms for guarantee

3 to state clearly and strongly
  • I guarantee that this movie is better than the last one in the series

Synonyms for guarantee

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guarantee

noun

Synonyms of guarantee (Entry 2 of 2)

1 a formal agreement to fulfill an obligation
  • the contractors gave us a written guarantee that the work on the house would be done by Christmas

Synonyms for guarantee

Words Related to guarantee

2 something given or held to assure that the giver will keep a promise
  • you'll have to give your car keys as a guarantee that you'll come back

Synonyms for guarantee

Words Related to guarantee

See the Dictionary Definition 

Learn More About guarantee

Time Traveler for guarantee

Time Traveler

The first known use of guarantee was in 1680

See more words from the same year

Thesaurus Entries Near guarantee

guanos

guarantee

guaranteed

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Cite this Entry

“Guarantee.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/guarantee. Accessed 23 May. 2022.

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More from Merriam-Webster on guarantee

Nglish: Translation of guarantee for Spanish Speakers

Britannica English: Translation of guarantee for Arabic Speakers

Britannica.com: Encyclopedia article about guarantee

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