Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

guarantee

verb

Synonyms and Antonyms of guarantee

  1. 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 warrant, guarantyRelated Words attest, authenticate, avouch, certify, testify (to), vouch (for), witness; assure, bond, contract, covenant; pledge, plight, stipulate, swear, undertake, vow; adhere, assert, aver, avow, declare, insist; insure

  2. 2 to make sure, certain, or safe <I can guarantee that you'll feel better after using my product for 30 days> Synonyms assure, cinch, ensure, guaranty, ice, insure, secureRelated Words attest, certify, vouch, warrant, witness; pledge, promise, swearNear Antonyms enfeeble, undermine, weaken

  3. 3 to state clearly and strongly <I guarantee that this movie is better than the last one in the series> Synonyms affirm, aver, avouch, avow, declare, assert, lay down, professRelated Words advance, advertise, boost, plug, promote, publicize; announce, blaze, call, proclaim, pronounce, say; accent, accentuate, emphasize, stress, underline, underscore; advocate, champion, defend, espouse, support, uphold; assure, convince, persuade; explain, justify, rationalize; reaffirm, reassertNear Antonyms minimize, understate; disregard, ignore, neglect, overlook




guarantee

noun

Synonyms and Antonyms of guarantee

  1. 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 bond, contract, covenant, deal, guaranty, surety, warranty Related Words oath, pledge, troth, vow, word; accord, bargain, compact, concordat, convention, pact, treaty; assurance, insurance, seal; bail, deposit, pawn, security

  2. 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 gage, pledge, guaranty, pawn, securityRelated Words bail, bond; deposit, down payment, earnest, handsel; surety, warranty; assurance, oath, promise, troth, word; commitment, compact, contract, covenant; recognizance





Seen and Heard

What made you want to look up guarantee? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

duvet spindrift pince-nez kittly-benders
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ