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Verb

corroborate

IPA /kəˈrɒbəˌreɪt/

To provide additional evidence or information that supports a statement, account or claim and makes it more believable.

See example sentence: corroborate

The delivery photo helped corroborate my neighbour's account of what happened.

Verb

substantiate

IPA /səbˈstænʃɪeɪt/

To provide facts or evidence that show a statement, explanation or claim is true or has a sound basis.

See example sentence: substantiate

I kept the receipt to substantiate my complaint about the faulty toaster.

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