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saber (Verb) "to know"
8th cent. Very Old Spanish saber "to know," "to be flavorful." From Latin sapere "to taste," but in Vulgar Latin with a sense of "to know."
From Proto-Italic *sap-i- "to taste," "to know." From Proto-Indo-European *sHp-i̯- 'id.'
Romance: Western Vulgar Latin: Asturian saber, Portuguese saber, Galician saber, Catalan saber, French savoir, Italian sapere; Sardinian: sapere
Italic: Oscan sipus "knowledge," Volscian sepu "through knowledge"
Indo-European: Germanic: Old Norse sefi "mind," Old High German int-seffen "to taste," Old Saxon an-sebbian "to notice," Old English sefa "understanding;" Hellenic: Ancient Greek ἕπω (hépo) "I am busy;" Indo-Iranian: Sanskrit sápati "to mind," Avestan haftī "he holds"