substantiates
[/səbˈstænʃieɪts/]
verb
fundamenta, corrobora, comprova
1. to provide evidence or proof for something; to confirm or support with facts
The witness substantiates the defendant's alibi with credible testimony.
A testemunha corrobora o álibi do réu com depoimento credível.
2. to give substance or reality to something; to make something more solid or substantial
Research substantiates the theory that exercise improves mental health.
A pesquisa fundamenta a teoria de que o exercício melhora a saúde mental.
3. to validate or justify a claim through supporting evidence
The data substantiates her argument about market trends.
Os dados comprovam seu argumento sobre as tendências de mercado.
This is a formal, legal, and academic term used frequently in both English-speaking countries and Brazil. In professional contexts, 'substantiate' is essential for demonstrating credibility and validity. In Brazilian legal proceedings, 'fundamentar' is the preferred term, while in everyday Brazilian Portuguese, 'comprovar' (to prove) is more commonly used informally.
NYC Slang
backs up, proves out
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