as in sure
having or showing a mind free from doubt
another one of his doubtless predictions that will never come true
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
1
as in certainly
without any question
she is doubtless the one and only girl for me
Synonyms & Similar Words
2
as in probably
by reasonable assumption
doubtless you have heard this story before, but I'll tell it anyway
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of doubtless
Daniel De Visé, SPIN, 13 Sep. 2022
Emerging-market currencies are doubtless in for another several months of rollercoaster-like volatility, even assuming that the Fed’s currently uber-hawkish stance starts to soften a bit.
—Megha Mandavia, WSJ, 2 Sep. 2022
James Hibberd, HollywoodReporter, 31 Oct. 2025
Without an excellent performance from the Italian, Spurs would doubtless be travelling back to north London following a second defeat in four days.
—Elias Burke, New York Times, 23 Oct. 2025
See All Example Sentences for doubtless
Adjective
Like Shannon, Natalie followed a circuitous musical path, dabbling in noise rock and once fronting a band called Satanized, doubtless to the delight of her Pentecostal parents.
—Daniel De Visé, SPIN, 13 Sep. 2022
Emerging-market currencies are doubtless in for another several months of rollercoaster-like volatility, even assuming that the Fed’s currently uber-hawkish stance starts to soften a bit.
—Megha Mandavia, WSJ, 2 Sep. 2022
Adverb
Such moves are routinely cheered on Wall Street and some cuts are doubtless necessary given Paramount’s balance sheet ahead of the company’s third-quarter earnings report to investors next month.
—James Hibberd, HollywoodReporter, 31 Oct. 2025
Without an excellent performance from the Italian, Spurs would doubtless be travelling back to north London following a second defeat in four days.
—Elias Burke, New York Times, 23 Oct. 2025
See All Example Sentences for doubtless
Recent Examples of Synonyms for doubtless
Adjective
-
He is most known for catch opposing point guards off-guard with steals from behind in the back court, a move sure to elicit a raucous, standing ovation when performed for the first time in front of the Madison Square Garden faithful.—
Kristian Winfield,
New York Daily News,
5 Feb. 2026
-
Both of our experts say this is a for-sure area to clean at least once a month.—
Ashlyn Needham,
Southern Living,
5 Feb. 2026
Adverb
-
There will almost certainly be more of these moments this week, as some of the biggest names in AI take to the stage at the AI Impact Summit in India.—
Yeo Boon Ping,
CNBC,
16 Feb. 2026
-
Sweating the outcome, certainly – and actually, literally sweating.—
Mirjam Swanson,
Oc Register,
16 Feb. 2026
Adverb
-
Some are strong sellers that are being made available at sizeable discounts, while others are older medications, have inexpensive generic alternatives or are being offered at prices that are probably comparable to what drugmakers receive from insurers.—
Tami Luhby,
CNN Money,
5 Feb. 2026
-
Most are passionate about food and/or art, probably the two leading draws for anyone visiting San Miguel.—
Megan Spurrell,
Condé Nast Traveler,
5 Feb. 2026
Adjective
-
Couples should feel confident asserting their expectations, knowing the photographer will be their sole source of images from the ceremony.—
Nikita Khanna,
Vogue,
5 Feb. 2026
-
That extra power makes the Corolla Cross Hybrid a noticeably more enjoyable and confident drive.—
Adam Ismail,
The Drive,
5 Feb. 2026
Adverb
-
The summer season will surely attract more families with young kids, but unlike other New England coastal destinations, the main draw in Mystic is not the beach—though there are a few solid options for sun and sand nearby.—
Condé Nast,
Condé Nast Traveler,
16 Feb. 2026
-
Self-defense items such as mace, kitty claws, or brass knuckles will be detected and surely require additional screening.—
Jillian Dara,
Travel + Leisure,
15 Feb. 2026
Adverb
-
In a news conference Friday, a spokesperson for the Pest County Police Headquarters said an explosion in one of the rooms likely caused the fire.—
Arkansas Online,
Arkansas Online,
14 Feb. 2026
-
The biggest break in the case came earlier this week, when chilling video from her porch was recovered and showed a suspect approaching her home during the window when authorities say she was likely taken.—
Liz Kreutz,
NBC news,
13 Feb. 2026
Adjective
-
From that moment on, Alcaraz seemed the more assured player, utilizing his favorite dropshot to lethal effect and capitalizing on Djokovic’s uncharacteristic unforced errors.—
Issy Ronald,
CNN Money,
1 Feb. 2026
-
From their first encounter, the fantastic Petrova holds her ground, playing Iris with assured pluckiness.—
Carlos Aguilar,
Variety,
31 Jan. 2026
Adverb
-
The landing page for the band’s site contains 10 new riffs… which, for those hoping for actual new songs from the group, definitely counts as a start.—
Chris Willman,
Variety,
13 Feb. 2026
-
The whole thing definitely grew legs and ran.—
Sean Gregory,
Time,
13 Feb. 2026
Cite this Entry
“Doubtless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/doubtless. Accessed 18 Feb. 2026.
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