Synonyms of guaranteed

guaranteed

verb

past tense of guarantee

1

as in assured

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

• assured
• bonded
• certified
• warranted
• pledged
• guarantied
• contracted
• vowed
• testified (to)
• insisted
• stipulated
• insured
• declared
• attested
• undertook
• authenticated
• adhered
• swore
• asserted
• vouched (for)
• witnessed
• averred
• covenanted
• plighted
• avouched
• avowed

2

as in ensured

to make sure, certain, or safe

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

Synonyms & Similar Words

• assured
• ensured
• secured
• insured
• guarantied
• promised
• cinched
• iced
• certified
• vouched
• warranted
• attested
• pledged
• witnessed
• swore

Antonyms & Near Antonyms

• undermined
• weakened
• enfeebled

3

as in declared

to state clearly and strongly

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

Synonyms & Similar Words

• declared
• asserted
• announced
• proclaimed
• professed
• affirmed
• said
• averred
• explained
• laid down
• avowed
• justified
• advertised
• assured
• promoted
• defended
• convinced
• upheld
• pronounced
• avouched
• stressed
• emphasized
• publicized
• boosted
• advocated
• persuaded
• advanced
• championed
• accented
• accentuated
• plugged
• underlined
• underscored
• blazed
• supported
• called
• reaffirmed
• rationalized
• espoused
• reasserted

Antonyms & Near Antonyms

• minimized
• ignored
• neglected
• disregarded
• understated
• overlooked

Example Sentences

Recent Examples of guaranteed

The next four games, which Willis is guaranteed to miss while on IR, come against the Indianapolis Colts, the Buffalo Bills, the New York Jets and Denver Broncos. — David Furones, Sun Sentinel, 10 Nov. 2026

This year the Irish are guaranteed a spot if they’re ranked in the top 12 by the CFP committee for what will be the last year of the 12-team postseason. — Eddie Pells, Chicago Tribune, 9 Nov. 2026

By sheer definition of 24 teams, the Irish already are guaranteed a spot. — Kirk Bohls, Houston Chronicle, 9 Nov. 2026

Traditional potato salad lovers might be surprised at first, but this dish is guaranteed to convert them. — Elizabeth Mervosh, Southern Living, 8 Nov. 2026

Supposedly guaranteed Republican victories, from Texas to Florida, didn’t happen. — New York Daily News Editorial Board, New York Daily News, 6 Nov. 2026

While results aren't guaranteed and delinquency can carry financial consequences, debt settlement may offer meaningful relief for those unable to repay their debts under the original terms. — Angelica Leicht, CBS News, 6 Nov. 2026

Orlando is guaranteed at least seven Jaguars home games in 2027 — one preseason and six regular-season games — with the possibility of eight. — Mike Bianchi, The Orlando Sentinel, 6 Nov. 2026

Each depositor is guaranteed up to 228 million Paraguayan guaraníes, or about $38,000, from a central bank fund, the regulator said. — ABC News, 3 Nov. 2026