C1
substantiate
/səbˈstænʃɪeɪt/
verb
potwierdzać
Also
uzasadniać
Definition
To provide evidence to support or prove the truth of something.
Examples
There is not enough evidence to substantiate the claims.
Nie ma wystarczających dowodów, aby potwierdzić te twierdzenia.
Can you substantiate your accusations with facts?
Czy możesz uzasadnić swoje oskarżenia faktami?
Collocations
substantiate a claimsubstantiate an argumentsubstantiate allegations
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