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
Bill Goodykoontz, The Arizona Republic, 29 Nov. 2022
In the tradition of superpower summits, Biden and Xi doubtless hope to declare their meeting a success — if only by the hard-to-measure standard of stabilizing U.S.-China relations.
—Doyle McManuswashington Columnist, Los Angeles Times, 13 Nov. 2022
Bryan Hendricks, Arkansas Online, 15 Feb. 2026
Drescher has doubtless heard the same from time to time.
—Dessi Gomez, Deadline, 11 Jan. 2026
See All Example Sentences for doubtless
Adjective
And the all-boffo, all-the-time production is exhausting (which is doubtless why the rare quiet moments stand out).
—Bill Goodykoontz, The Arizona Republic, 29 Nov. 2022
In the tradition of superpower summits, Biden and Xi doubtless hope to declare their meeting a success — if only by the hard-to-measure standard of stabilizing U.S.-China relations.
—Doyle McManuswashington Columnist, Los Angeles Times, 13 Nov. 2022
Adverb
Even during the regular waterfowl seasons, hunters have doubtless seen a lone snow goose or white-fronted goose alone in a field.
—Bryan Hendricks, Arkansas Online, 15 Feb. 2026
Drescher has doubtless heard the same from time to time.
—Dessi Gomez, Deadline, 11 Jan. 2026
See All Example Sentences for doubtless
Recent Examples of Synonyms for doubtless
Adjective
-
In a June 3 letter provided to USA TODAY, Steyer's campaign reiterated the importance of counting each vote while urging supporters to make sure their ballot was accepted.—
Phillip M. Bailey,
USA Today,
5 June 2026
-
Be sure to cover your head and neck with your arms, and crawl under a sturdy table if possible.—
CA Earthquake Bot,
Sacbee.com,
5 June 2026
Adverb
-
What Bryant explains is that the Giants locker room almost certainly doesn't care about someone's political opinions.—
Ian Miller OutKick,
FOXNews.com,
31 May 2026
-
On Saturday night, the rapper’s first headlining solo show since at least 2019 was certainly a reinforcement that Jay-Z is still one of the best rappers alive, if not the preeminent emcee of his generation.—
Steven J. Horowitz,
Variety,
31 May 2026
Adverb
-
That’s probably why the influencer chose to tow the cephalopod in a tank riding on a skateboard, complete with what appears to be a wireless aerator to supply the critter with oxygen.—
Joe Wilkins,
Futurism,
4 June 2026
-
Researchers and organizations working on the front lines with the city’s homeless population would probably disagree.—
Los Angeles Times,
Los Angeles Times,
4 June 2026
Adjective
-
But the mayor ought to answer why, in light of this seeming betrayal, businesses still should feel confident discussing sensitive matters with him.—
The Editorial Board,
Chicago Tribune,
4 June 2026
-
The jury, under the excellent presidency of Park Chan-wook, who was both generous and confident, had extremely varied and highly democratic debates.—
Elsa Keslassy,
Variety,
4 June 2026
Adverb
-
The Avalanche, however wounded, however shamed, however desperate, surely know better than to cross it.—
Sean Keeler,
Denver Post,
31 May 2026
-
To begin with, the community is run by Blaine Shaw (Seth Numrich), surely the slickest scammer of old folks since John Mahoney’s nursing-home embezzler in 1989’s Say Anything.—
Graham Hillard,
The Washington Examiner,
31 May 2026
Adverb
-
Late Friday, however, state officials adopted a new structure for the emissions program, called cap-and-invest, that analysts say will likely reduce wildfire mitigation funding by $200 million per year.—
Los Angeles Times,
Los Angeles Times,
30 May 2026
-
Now he’ll be given a couple more days to heal and likely won’t try again until the Red Sox return home from Cleveland and are back at Fenway Park on Tuesday following Monday’s off day.—
Mac Cerullo,
Boston Herald,
30 May 2026
Adjective
-
This creates a mutually assured destruction dynamic that disincentivizes selling.—
William Pesek,
Forbes.com,
20 May 2026
-
Again, one expected of an assured athlete anticipating a promising NBA career.—
Jason Jones,
New York Times,
9 May 2026
Adverb
-
Celebrities dress to impress at Cannes, and Dern’s outfit at this year’s film festival definitely hit the mark.—
Mia Huelsbeck,
PEOPLE,
29 May 2026
-
In between those two events, this rising pop star from New Zealand — boasting a sound that would definitely appeal to fans of Lorde — sat down with me for interview in the media room at BottleRock.—
Jim Harrington,
Mercury News,
29 May 2026
Cite this Entry
“Doubtless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/doubtless. Accessed 8 Jun. 2026.
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