Synonyms of guarantees

guarantees 1 of 2

verb

present tense third-person singular of guarantee

1

as in bonds

to assume responsibility for the satisfactory quality or performance of

the shop will guarantee all work done on the car for 30 days

Synonyms & Similar Words

• bonds
• assures
• certifies
• guaranties
• contracts
• pledges
• warrants
• vows
• insists
• undertakes
• insures
• testifies (to)
• stipulates
• attests
• declares
• authenticates
• adheres
• swears
• covenants
• witnesses
• asserts
• vouches (for)
• avers
• avows
• avouches
• plights

2

as in ensures

to make sure, certain, or safe

I can guarantee that you'll feel better after using my product for 30 days

Synonyms & Similar Words

• ensures
• assures
• insures
• secures
• guaranties
• promises
• ices
• cinches
• certifies
• vouches
• attests
• witnesses
• warrants
• pledges
• swears

Antonyms & Near Antonyms

• undermines
• weakens
• enfeebles

3

as in declares

to state clearly and strongly

I guarantee that this movie is better than the last one in the series

Synonyms & Similar Words

• declares
• asserts
• announces
• proclaims
• affirms
• professes
• says
• explains
• avers
• avows
• justifies
• assures
• lays down
• promotes
• advertises
• defends
• emphasizes
• pronounces
• avouches
• stresses
• convinces
• upholds
• publicizes
• advances
• boosts
• underlines
• advocates
• underscores
• accentuates
• supports
• persuades
• champions
• accents
• plugs
• reaffirms
• calls
• espouses
• rationalizes
• blazes
• reasserts

Antonyms & Near Antonyms

• minimizes
• ignores
• neglects
• understates
• overlooks
• disregards

guarantees

2 of 2

noun

plural of guarantee

1

as in contracts

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 & Similar Words

• contracts
• deals
• assurances
• vows
• guaranties
• pledges
• warranties
• bonds
• covenants
• treaties
• sureties
• pacts
• oaths
• deposits
• seals
• bargains
• conventions
• compacts
• insurances
• words
• securities
• accords
• concordats
• pawns
• troths
• bails

2

as in pledges

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 & Similar Words

• pledges
• securities
• promises
• assurances
• guaranties
• deposits
• gages
• pawns
• bonds
• warranties
• commitments
• contracts
• down payments
• oaths
• bails
• sureties
• earnests
• covenants
• handsels
• compacts
• recognizances
• words
• troths

Example Sentences

Recent Examples of guarantees

Verb

The decision came as part of the new 5-for-5 NCAA rule that guarantees all athletes five years of competition across five academic school years, starting either at age 19 or with full-time enrollment. — Shaun Goodwin, Idaho Statesman, 3 Sep. 2026

Notre Dame currently has a long-term agreement in place that guarantees the Fighting Irish four or five games per season against ACC opponents. — Ralph D. Russo, New York Times, 3 Sep. 2026

All that work matters, but none of it, on its own, guarantees impact. — Kevin Campbell, Forbes.com, 2 Sep. 2026

Partnership could eventually reach 18 GWh The agreement currently guarantees the supply of the first 9 GWh of battery cells, but the companies have also outlined a framework for another 9 GWh. — Atharva Gosavi, Interesting Engineering, 2 Sep. 2026

At stake are a number of awards that include the Premio Mórbido, offering co-financing of up to 20% of the final budget, and the Premio Fantastic Pavilion, which guarantees participation in the Fantastic Pavilion at Cannes. — Anna Marie De La Fuente, Variety, 1 Sep. 2026

The complexity of the mind guarantees that generations of scientists to come will be well occupied trying to understand it. — Andrea Gawrylewski, Scientific American, 1 Sep. 2026

Planting red hot poker in the fall also guarantees early blooms in the spring. — Marisa Suzanne Martin, The Spruce, 29 Aug. 2026

Neither wet nor dry food guarantees weight loss because total calories matter more than whether dinner comes from a can or a bag. — Lauren Paige Richeson, USA Today, 28 Aug. 2026

Noun

The minor-league system offers hope, but as always, no guarantees. — Barry Jackson, Miami Herald, 3 Sep. 2026

When comparing offers, look at the interest rate, repayment term, payment frequency, fees, collateral requirements, personal guarantees and prepayment terms. — Joseph Lustberg, Forbes.com, 2 Sep. 2026

Those departments don’t require the same kind of guarantees as going after a $30 million painting. — Hikmat Mohammed, ARTnews.com, 2 Sep. 2026

He was released by the Cardinals, who owe him $2 million in guarantees, and signed to the Bucs’ practice squad. — Rick Stroud, The Orlando Sentinel, 31 Aug. 2026

Lummus will also provide engineering expertise, performance guarantees, and project execution support intended to make the modular plants easier to finance. — Atharva Gosavi, Interesting Engineering, 28 Aug. 2026

Drafting a quarterback high in the NFL Draft is a substantial bet, without guarantees. — Dane Brugler, New York Times, 26 Aug. 2026

Paramount cannot make unlimited guarantees without undermining the financial assumptions underlying the acquisition. — Joseph M. Singer, HollywoodReporter, 25 Aug. 2026

There are no guarantees with a three-month outlook, and individual storm tracks will ultimately determine who gets the most rain and snow. — Joe Ruch, CBS News, 25 Aug. 2026