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certainty

Intermediate (B1)

IPA: /ˈsɜːr.tənti/

KK: /ˈsɜr.tən.ti/

noun
Definition

The state of being sure or confident about something; a fact that is known to be true.


Example

There is a certainty that the sun will rise tomorrow.


Conversation
Sloth A
I just want to make decisions with some certainty in my life.
Sloth B
I get that; uncertainty can be really stressful sometimes.
Sloth A
Exactly! I feel like having a plan gives me more certainty about the future.
Sloth B
For sure! It's nice to feel like you know what to expect.

Synonyms & Antonyms
Synonyms
assurance
confidence
conviction
Antonyms
doubt
uncertainty
insecurity
Root Explanation

**Certainty** → It is formed from "certus" (meaning sure or fixed) and the suffix "-ty" (indicating a state or condition). The word "certainty" refers to the state of being sure or having no doubt.

Memory Tip

Think of being 'sure' ('certus') about something, and the '-ty' shows it's a state of being. This helps you remember that 'certainty' means the state of being sure.

Visually Confused Words
uncertainty
noncertainty
uncertainly
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