Definitions

doubtless

[dout-lis] / ˈdaʊt lɪs /

ADVERB

certainly; most likely

Synonyms

STRONGEST

absolutely clearly presumably surely undoubtedly unequivocally unquestionably

WEAK

apparently assuredly easily for sure indisputably no ifs ands or buts of course ostensibly positively precisely probably seemingly supposedly truly without doubt

Antonyms

STRONGEST

doubtfully indefinite questionably

WEAK

doubted doubtedly dubious improbably questionable uncertain unlikely

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Doubtless there are many twists and turns to come in the remaining 17 races.

From BBC • May 25, 2026

Doubtless 2026 will produce its own set of neologisms.

From The Wall Street Journal • Dec. 15, 2025

Doubtless, there is waste, fraud and abuse that could be thoughtfully and deliberately carved out.

From Los Angeles Times • Mar. 16, 2025

Doubtless this review appears in a newspaper chock full of heartbreaking reports of life on our suspended jewel.

From Seattle Times • Dec. 11, 2023

"Doubtless, doubtless, but what you’ve got to remember is”—Uncle Brian was now almost shrieking—"'Are they the best on the market?' and the answer is 'Are they heck!’

From "Black Swan Green" by David Mitchell

doubtless

Example Sentences

Related Words