Another word for guarantee

guarantee Synonyms

guarantee

v.

To certify
attest, testify, aver, vouch for, declare, assure, ensure, answer for, be responsible for, stand behind, become surety for, evince, evidence, endorse, secure, make sure, make certain, warrant, insure, witness, prove, reassure, support, affirm, confirm.
To give security
pledge, give bond, go bail, wager, stake, give a guarantee, stand good for, mortgage, pawn, back, sign for.
To promise
swear, assure, insure, cross one's heart*; see promise 1.

WEBSTER’S NEW WORLD® ROGET’S A-Z THESAURUS by Charlton Laird and the editors of Webster’s New World dictionaries. Copyright © 1999 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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"guarantee." YourDictionary, n.d. Web. 26 February 2019. <https://thesaurus.yourdictionary.com/guarantee>.

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Another word for guarantee

noun

An assumption of responsibility, as one given by a manufacturer, for the quality, worth, or durability of a product:
guaranty, surety, warrant, warranty. See obligation
A declaration that one will or will not do a certain thing:
assurance, covenant, engagement, guaranty, pledge, plight², promise, solemn word, vow, warrant, word, word of honor. See obligation

verb

To give a promise of payment of:
secure. See money, obligation
To assume responsibility for the quality, worth, or durability of:
certify, guaranty, warrant. See obligation
To render certain:
assure, ensure, insure, secure, warrant. (Informal) cinch. See certain