A written assurance that some product or service will be provided or will meet certain specifications.

synonyms: guarantee, warrant, warrantee.

Roget 467: evidence; facts, premises, data, praecognita [Lat.], grounds.    indication etc. 550; criterion etc. (test) 463.    testimony, testification^†, expert testimony; attestation; deposition etc. (affirmation) 535; examination.    admission etc. (assent) 488; authority, warrant, credential, diploma, voucher, certificate, doquet^†, docket; testamur^†; record etc. 551; document; pi ce justificative^†; deed, warranty etc. (security) 771; signature, seal etc. (identification) 550; exhibit, material evidence, objective evidence.    witness, indicator, hostile witness; eyewitness, earwitness, material witness, state's evidence; deponent; sponsor; cojuror^†.    oral evidence, documentary evidence, hearsay evidence, external evidence, extrinsic evidence, internal evidence, intrinsic evidence, circumstantial evidence, cumulative evidence, ex parte evidence [Lat.], presumptive evidence, collateral evidence, constructive evidence; proof etc. (demonstration) 478; evidence in chief.    secondary evidence; confirmation, corroboration, support; ratification etc. (assent) 488; authentication; compurgation^†, wager of law, comprobation^†.    citation, reference; legal research, literature search (experiment) 463.    ... show more

Roget 760: permission, leave; allowance, sufferance; tolerance, toleration; liberty, law, license, concession, grace; indulgence etc. (lenity) 740; favor, dispensation, exemption, release; connivance; vouchsafement^†.    authorization, warranty, accordance, admission.    permit, warrant, brevet, precept, sanction, authority, firman; hukm^†; pass, passport; furlough, license, carte blanche [Fr.], ticket of leave; grant, charter; patent, letters patent.    ... show more

Roget 768: promise, undertaking, word, troth, plight, pledge, parole, word of honor, vow; oath etc. (affirmation) 535; profession, assurance, warranty, guarantee, insurance, obligation; contract etc. 769; stipulation.    engagement, preengagement; affiance; betroth, betrothal, betrothment.    ... show more

Roget 771: security; guaranty, guarantee; gage, warranty, bond, tie, pledge, plight, mortgage, collateral, debenture, hypothecation, bill of sale, lien, pawn, pignoration^†; real security; vadium^†.    stake, deposit, earnest, handsel, caution.    promissory note; bill, bill of exchange; I.   O.U.; personal security, covenant, specialty; parole etc. (promise) 768.    acceptance, indorsement^†, signature, execution, stamp, seal.    sponsor, cosponsor, sponsion^†, sponsorship; surety, bail; mainpernor^†, hostage; godchild, godfather, godmother.    recognizance; deed of indemnity, covenant of indemnity.    authentication, verification, warrant, certificate, voucher, docket, doquet^†; record etc. 551; probate, attested copy.    receipt; acquittance, quittance; discharge, release.    muniment^†, title deed, instrument; deed, deed poll; assurance, indenture; charter etc. (compact) 769; charter poll; paper, parchment, settlement, will, testament, last will and testament, codicil.    ... show more

Roget 924: due, dueness; right, privilege, prerogative, prescription, title, claim, pretension, demand, birthright.    immunity, license, liberty, franchise; vested interest, vested right.    sanction, authority, warranty, charter; warrant etc. (permission) 760; constitution etc. (law) 963; tenure; bond etc. (security) 771.    claimant, appellant; plaintiff etc. 938.    ... show more

Dutch: borg, garantie, verzekering, waarborg, zekerheid
Polish: rękojmia, poręczycielstwo, zapewnienie, poręka, poręczenie, gwarancja