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Doubt vs Certainly - What's the difference?

doubt | certainly |

As a verb doubt

is (ambitransitive) to lack confidence in; to disbelieve, question, or suspect.

As a noun doubt

is uncertainty, disbelief.

As a adverb certainly is

in a way which is certain; with certainty.

doubt

English

Alternative forms

* (l) (obsolete)

Noun

(wikipedia doubt)
  • Uncertainty, disbelief.
  • *
  • It was April 22, 1831, and a young man was walking down Whitehall in the direction of Parliament Street.. He halted opposite the Privy Gardens, and, with his face turned skywards, listened until the sound of the Tower guns smote again on the ear and dispelled his doubts .

    Verb

    (en verb)
  • (ambitransitive) To lack confidence in; to disbelieve, question, or suspect.
  • He doubted that was really what you meant.
  • * Hooker
  • Even in matters divine, concerning some things, we may lawfully doubt
  • * Dryden
  • To try your love and make you doubt of mine.
  • (archaic) To fear; to suspect.
  • * 1819 , Lord Byron, Don Juan , I.186:
  • He fled, like Joseph, leaving it; but there, / I doubt , all likeness ends between the pair.
  • (obsolete) To fear; to be apprehensive of.
  • * R. of Gloucester
  • Edmond [was a] good man and doubted God.
  • * Shakespeare
  • I doubt some foul play.
  • * Spenser
  • I of doubted danger had no fear.
  • (obsolete) To fill with fear; to affright.
  • *
  • * Beaumont and Fletcher
  • The virtues of the valiant Caratach / More doubt me than all Britain.

    certainly

    English

    Adverb

    (en adverb)
  • In a way which is certain; with certainty.
  • *, I.iii.2.2:
  • *:he verily thought he had young live frogs in his belly, qui vivebant ex alimento suo , that lived by his nourishment, and was so certainly persuaded of it, that for many years following he could not be rectified in his conceit.
  • Without doubt, surely.
  • :
  • :
  • :
  • *
  • *:So this was my future home, I thought! Certainly it made a brave picture. I had seen similar ones fired-in on many a Heidelberg stein. Backed by towering hills,a sky of palest Gobelin flecked with fat, fleecy little clouds, it in truth looked a dear little city; the city of one's dreams.
  • *{{quote-magazine, date=2013-06-07, author=(Gary Younge)
  • , volume=188, issue=26, page=18, magazine=(The Guardian Weekly) , title= Hypocrisy lies at heart of Manning prosecution , passage=WikiLeaks did not cause these uprisings but it certainly informed them. The dispatches revealed details of corruption and kleptocracy that many Tunisians suspected, but could not prove, and would cite as they took to the streets.}}
  • An emphatic affirmative answer; of course.
  • :
  • Synonyms

    * absolutely, beyond doubt, indubitably, sure thing, undoubtedly, wis, without a doubt

    Coordinate terms

    * maybe, possibly, arguably, questionably, probably, perhaps

    Derived terms

    * most certainly

    References

    * *