Synonyms for certainty
Most common
certitude sureness confidence assurance inevitability necessity
Synonyms by meaning
Noun
1. Certitude — the state of being certain
certitude, sureness, confidence, assurance, surety formal, security, positiveness
2. Inevitability — A fact or truth unquestionably established
sure thing informal, inevitability, necessity
Other
truth, fact, conviction, absoluteness, infallibility, foregone conclusion, assuredness, certainity IN
Definitions
- n. 1
The state of being certain.
She spoke with complete certainty.
- n. 2
A fact or truth unquestionably established.
Related words
- Word family
- certain
Forms
- Plural
- certainties → certitudes, surenesses, confidences, assurances…
Choose the right word
Moral certainty is a conviction resting on such evidence as puts a matter beyond reasonable doubt, while not so irresistible as demonstration.
J. C. Fernald, English Synonyms and Antonyms (1914)
Example sentences
- confidence Tom said he didn't have the confidence to do that.
- assurance For quality assurance, this call may be recorded.
- certitude Every certitude is a kind of servitude.
- necessity He said that necessity is the mother of invention.
- inevitability Humans worship choices. Alpha doesn't choose. It executes inevitability.
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| certainty | steady | |
| confidence | steady | |
| assurance | falling | |
| certitude | steady | |
| sureness | falling | |
| necessity | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 4 letters
- fact1
- 5 letters
- truth1
- 6 letters
- surety3
- 8 letters
- security4, sureness
- 9 letters
- necessity4, assurance3, certitude3
- 10 letters
- confidence3, conviction3, certainity
- 11 letters
- assuredness
- 12 letters
- positiveness, absoluteness4
- 13 letters
- inevitability7, infallibility6
The small number after each word is its number of syllables (surety3 = 3 syllables).