Synonyms for

Guarantee

Verb / ˌgerʌˈnti: / Another word for guarantee — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

a promise or assurance that something will be done or that a product is of a certain quality

Synonyms & similar words

warranty insure vouch undertake secure warrantee guaranty ensure warrant assure assurance pledge warranty security certainty promise bond contract oath word undertaking commitment stipulation agreement compact covenant guaranty surety backing support

Synonyms by register

Formal

assurance pledge warranty undertaking

Informal

promise word deal

Literary

vow covenant

Antonyms

doubt uncertainty risk possibility jeopardy hazard

Common collocations

  • guarantee payment
  • guarantee success
  • guarantee quality
  • guarantee delivery
  • guarantee a refund
  • guarantee satisfaction
  • guarantee employment

Word family

noun guarantee
verb guarantee
adjective guaranteed

Usage note

While 'guarantee' can be used informally, it often implies a stronger, more legally binding commitment than 'promise'. Be mindful of the context when choosing between them.

Example sentences

  1. The store offers a guarantee on all purchases.
  2. I can guarantee that the pizza will be delivered within 30 minutes.
  3. The company's products come with a lifetime guarantee.
  4. I need a guarantee that the job will be done right.
  5. The seller refused to provide a guarantee for the used car.

Quotes

  • A guarantee is only as good as the guarantor.
  • A guarantee means nothing without action.
  • Success is not a guarantee, but always a possibility.

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