EN

Synonyms for certain

Most common

sure definite confident positive

All synonyms

Adjective

1. Sure — sure in one's mind, positive; absolutely confident in the truth of something

sure, definite, confident, positive, unavoidable, convinced, necessary, bound, inevitable, assured, true, indisputable, clear as day, destined, actual, real, clear, unambiguous, doubtless, unequivocal, apparent, satisfied

Definitions

  1. adj. 1

    Sure in one's mind, positive; absolutely confident in the truth of something.

    I was certain of my decision.

Related words

Word family
certainly certainty
Phrases
make certain for certain

Example sentences

  • sure I will give you a call as soon as I know for sure.
  • convinced At first everybody was convinced of his innocence.
  • definite Cost is a definite factor in making our decision.
  • unavoidable Unavoidable circumstances kept me from doing that.
  • particular I mean students in general, but not in particular.
  • sealed If you have nothing to say, keep your lips sealed.

Popularity over time

Word1850 → 2019Trend
certainfalling
surerising
convincedsteady
definitefalling
unavoidablesteady
particularsteady

Use in printed books, per decade from 1850 to 2019.

By length

3 letters
one1
4 letters
sure1, real1, true1
5 letters
clear1, bound1
6 letters
actual3, stated2, sealed1
7 letters
assured2
8 letters
positive3, apparent3, definite3, destined2
9 letters
necessary4, confident3, convinced2, satisfied3, doubtless2
10 letters
particular4, inevitable5, undoubtful
11 letters
unavoidable5, unambiguous5, unequivocal5
12 letters
indisputable5

The small number after each word is its number of syllables (actual3 = 3 syllables).

In other languages

Français
certain
Deutsch
sicher
Català
cert