Substantiate
"Substantiate" in Spanish
autenticar
(to authenticate or corroborate)
autentificar
(to authenticate or corroborate)
confirmar
(to authenticate or corroborate)
corroborar
(to authenticate or corroborate)
evidenciar
(to authenticate or corroborate)
fundamentar
(to authenticate or corroborate)
substanciar
(to record in documents)
sustanciar
(to record in documents)
verificar
(to authenticate or corroborate)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.