Evidence and proof · Opinions and society

cast doubt on

make less certain

To cast doubt on something is to make people less sure that it is true.

B2 common speech & writing

This vs that

make it less certain

The missing records cast doubt on the story.

show it is true

The interview data bear out the story.

Hear it in real life

Can we still trust the survey?

The tiny sample size casts doubt on its results.

Play the conversation

The missing emails cast doubt on the company's version of events.

Which sounds natural?

Psst — which one would you actually say?

The mistake everyone makes

Not: The mistake cast a doubt about the whole report.

Say: The mistake cast doubt on the whole report.

Use the fixed phrase cast doubt on, usually without 'a'.

Say it together

Whole chunks natives use with it.

cast doubt on ___

The new evidence casts doubt on the original explanation.

That mistake cast doubt on the accuracy of the whole report.

Phrases to borrow

More for talking about evidence and proof.

the evidence suggests

The evidence suggests that sleep affects concentration.

there's no evidence that

There's no evidence that the product improves memory.

Evidence and proof words

Opinions and society · Evidence and proof: the words around “cast doubt on”.

Oppositebear outBear out supports the truth of a claim.
More connectionsMore evidence and proof words8

Your turn: say it out loud

That casts doubt on the whole story.

Say it out loud two or three times, until it feels like yours.

cast doubt on

make less certain

“The missing emails cast doubt on the company's version of events.”

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