doubt

/dˈa‍ʊt/

/ˈdaʊt/

Doubt

a feeling of uncertainty about something

antonyms : certainty

uncertainty about the truth or factuality or existence of something

to doubt

MAIN VERB

to not feel certain about something; to think that something is not the case

lack confidence in or have doubts about

Examples

1. Maths error casts doubts on Greater Cambridge Partnership's road.

2. To raise doubts in people’s minds.

3. After a successful career at the Italian central bank, few people doubt his ability to whip the economy into shape.

4. A new study is casting doubt on the once popular narrative that N95 masks are more effective than surgical masks.