Doubtless — Meaning, Definition & Synonyms

adverb adjective /ˈdau̇t-ləs/ doubt·less

Meaning & Definition of Doubtless

Doubtless (adverb)

  1. without doubt
  2. probably

Doubtless (adjective)

  1. free from doubt, certain

Doubtless (adjective) — Senses, Synonyms & Antonyms

  1. having or showing a mind free from doubt

    "another one of his doubtless predictions that will never come true"

    similar: assured, certain, clear, cocksure, confident, implicit, positive, sanguine, sure
    related: self-assured, self-conceited, self-confident, decisive, resolute, unfaltering, unhesitating, unquestioning, unwavering
    opposite: doubtful, dubious, uncertain, unsure
    near: hesitant, indecisive, vacillating, wavering, diffident, unassuming

Doubtless (adverb) — Senses, Synonyms & Antonyms

  1. without any question

    "she is doubtless the one and only girl for me"

    similar: all right, alright, assuredly, certainly, clearly, definitely, easily, forsooth, hands down, inarguably, incontestably, incontrovertibly, indeed, indisputably, plainly, really, so, sure, surely, truly, unarguably, undeniably, undoubtedly, unquestionably, by all means, by all odds, damn well, for certain, for sure
    related: conceivably, likely, perhaps, possibly, probably, obviously, unmistakably

  2. by reasonable assumption

    "doubtless you have heard this story before, but I'll tell it anyway"

    similar: assumably, likely, presumably, probably, as like as not
    related: maybe, mayhap, perchance, perhaps, possibly, conceivably, imaginably, plausibly, practically, reasonably, potentially, assuredly, certainly, clearly, conclusively, decisively, definitely, definitively, indisputably, indubitably, positively, really, surely, truly, undeniably, undoubtedly, unquestionably, presumedly, supposably, supposedly
    opposite: improbably
    near: implausibly, inconceivably, incredibly, unbelievably, unthinkably

Synonyms, Thesaurus & Another Word for Doubtless

The most common words with a similar meaning to Doubtless:

assured, certain, clear, cocksure, confident, implicit, positive, sanguine, sure, all right, alright, assuredly, certainly, clearly, definitely, easily, forsooth, hands down, inarguably, incontestably, incontrovertibly, indeed, indisputably, plainly, really, so, surely, truly, unarguably, undeniably, undoubtedly, unquestionably, assumably, likely, presumably, probably, by all means, by all odds, damn well, for certain

Antonyms & Opposite Words for Doubtless

Words with the opposite meaning of Doubtless:

doubtful, dubious, uncertain, unsure, improbably

Related Words for Doubtless

self-assured, self-conceited, self-confident, decisive, resolute, unfaltering, unhesitating, unquestioning, unwavering, conceivably, perhaps, possibly, obviously, unmistakably, maybe, mayhap, perchance, imaginably, plausibly, practically, reasonably, potentially, conclusively, decisively, definitively, indubitably, positively, presumedly, supposably, supposedly

Near Antonyms of Doubtless

hesitant, indecisive, vacillating, wavering, diffident, unassuming, implausibly, inconceivably, incredibly, unbelievably, unthinkably

Word Forms of Doubtless

Derived words: doubtlessly (adverb), doubtlessness (noun)

Origin & Etymology of Doubtless

First known use: 14th century

Frequently Asked Questions about Doubtless

What does "Doubtless" mean?

"Doubtless" means without doubt. As an an adverb and an adjective, it is defined as: without doubt. It has 3 distinct senses.

What is another word for "Doubtless"?

Other words for "Doubtless" include assured, certain, clear, cocksure, confident, implicit, positive and sanguine. The best synonym depends on which meaning of "Doubtless" you intend.

What are different ways to say "Doubtless"?

There are 72 words and phrases with a similar meaning to "Doubtless". Common alternatives include assured, certain, clear, cocksure, confident, implicit, positive, sanguine, sure and all right.

What is the opposite of "Doubtless"?

Antonyms of "Doubtless" include doubtful, dubious, uncertain, unsure and improbably. Near antonyms include hesitant, indecisive, vacillating and wavering.

How do you use "Doubtless" in a sentence?

Examples of "Doubtless" in a sentence: "another one of his doubtless predictions that will never come true"; "she is doubtless the one and only girl for me"; "doubtless you have heard this story before, but I'll tell it anyway".

Is "Doubtless" a noun, verb, or adjective?

"Doubtless" can be used as an adverb and an adjective, depending on the context.

How do you pronounce "Doubtless"?

"Doubtless" is pronounced /ˈdau̇t-ləs/ and divided into syllables as doubt·less.

What is the origin of the word "Doubtless"?

First known use: 14th century.