DOUBTLESSNESS Synonyms: 38 Similar and Opposite Words

doubtlessness

noun

Definition of doubtlessness

as in certainty

a state of mind in which one is free from doubt with the doubtlessness of a man who never spent a moment in self-reflection, the president barreled down the road to disaster

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Recent Examples of Synonyms for doubtlessness

Noun

But a permanent commissioner provides the certainty and reliability FDA leadership needs to turn this shift into a true inflection point for the agency.

— Scott Gottlieb, STAT, 22 Sep. 2026
Baturevych said the state will likely find funding to keep textbooks in print, but there’s less certainty about the rest of the industry.

— ABC News, ABC News, 21 Sep. 2026

Definition of certainty

Noun

But weighting choices vary by pollster and offer no assurance of accuracy.

— W. Joseph Campbell, The Conversation, 22 Sep. 2026
The findings, which came from a survey of 10 current workers and 27 former ones who left recently, stated that the safety and mission assurance team had lost half its staff as of July 2026.

— Eric Niiler, Scientific American, 22 Sep. 2026

Definition of assurance

Noun

Harbaugh expressed confidence in backup Jameis Winston's ability to step in for however long Dart is out.

— Arkansas Online, Arkansas Online, 23 Sep. 2026
Children often don’t have the vocabulary to name a fear directly or the confidence that a topic is safe to raise.

— Anahi Collado, The Conversation, 22 Sep. 2026

Definition of confidence

Noun

Rice, the most physical of the Chiefs’ receivers at 204 pounds, has taken a measure of satisfaction in this part of the game.

— Blair Kerkhoff, Kansas City Star, 25 Sep. 2026
Perhaps most importantly, staff satisfaction often improves when technology works with them—not against them.

— Sameer Bhat, Forbes.com, 25 Sep. 2026

Definition of satisfaction

Noun

But his conviction was overturned in 2024 by a New York state appeals court, and a judge ordered a new trial.

— Adam Reiss, NBC news, 23 Sep. 2026
The outlet reported that Shrine has a prior felony arson conviction in Contra Costa County as well as convictions for vandalism, battery and violation of probation.

— Clara Harter, Los Angeles Times, 23 Sep. 2026

Definition of conviction

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doubtless

doubtlessness

doubts

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“Doubtlessness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/doubtlessness. Accessed 29 Sep. 2026.

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Synonyms of doubtlessness

noun

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