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 drivers say there's nothing that guarantees they will be made whole for their medallions, horses and carriages. — Marcia Kramer, CBS News, 22 Oct. 2026

Neither official party registration nor being modeled to be a likely party voter guarantees that a voter will cast their ballot for that party’s candidates. — ABC News, 22 Oct. 2026

The Explorer Membership guarantees access to light, mid, super-mid, and heavy-cabin aircraft year-round, with no blackout dates for a surprisingly low base fare—a $16,500 initial investment, $4,500 annual dues, and pay-as-you-go rates. — Debra Kamin, Condé Nast Traveler, 20 Oct. 2026

This relationship, certified through the Masters of Flax Fibre™ system, guarantees full traceability from field to fabric. — Advertorial, Footwear News, 20 Oct. 2026

Add to that, there’s the Elevate On-Time Pledge that guarantees on-time departure for every flight booked. — Robb Report Studio, Robb Report, 20 Oct. 2026

The good news for recipe writers is that Apple’s approach guarantees at least one visit to their original web page. — Dominic Preston, The Verge, 17 Oct. 2026

Endless ink has been spilled about the decline of traditional movie stars and how casting the right celebrities no longer guarantees box office success. — Christian Zilko, IndieWire, 16 Oct. 2026

The Department of Veterans Affairs guarantees a portion of the loan issued by private lenders — a structure called an entitlement — which lets customers secure a 0% down payment. — Kelsey Neubauer, CNBC, 16 Oct. 2026

Noun

The guarantees apply only to specific properties, inputs, and assumptions described in each proof. — Aamir Khollam, Interesting Engineering, 22 Oct. 2026

Moscow has also noted the prospect of French or British nuclear guarantees extending to European states and nonnuclear European capitals considering the development of nuclear options of their own. — Dmitry Adamsky, Foreign Affairs, 21 Oct. 2026

A student of color or from low-income backgrounds will be forced to leave behind the freedom to access critical civil-rights protections and due-process guarantees. — Denise Forte, Baltimore Sun, 21 Oct. 2026

Paramount had lifted its offer for all of WBD by a modest amount as the companies jockeyed, clinching the merger by offering WBD shareholders $31 a share along with providing financing guarantees. — Dade Hayes, Deadline, 21 Oct. 2026

Even the government in South Africa, the biggest economy in Africa, has not made the financial guarantees to host an F1 race again, and has been mulling over the cost of a possible Olympics bid for nearly 20 years. — ABC News, 20 Oct. 2026

To that end, ownership, compensation, distributions and personal guarantees all need to be considered. — Catherine Shanahan, Forbes.com, 20 Oct. 2026

But, even for them, there are no guarantees their fitness will last a lifetime. — Donna Vickroy, Chicago Tribune, 18 Oct. 2026

Good luck enforcing Potemkin guarantees from hyperscalers or arguing that local protests excuse a construction delay that blew a hole in the financing. — Liz Hoffman, semafor.com, 15 Oct. 2026