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vero (2) (Adjective) "true"
Archaic. In use during 12th - 13th centuries. From Latin verus 'id.' From Proto-Italic *wēro- 'id.' From Proto-Indo-European *u̯eh1-ro- 'id.' From a root *u̯eh1-, perhaps meaning "to be true."
Also the origin of the surnames Vero and Veros.
Indo-European
Celtic
Old Irish fír "true," Middle Welsh gwir 'id.,' Old Breton guir 'id.,' Old Cornish guir 'id.'
Germanic
Old High German wār "belief"
Balto-Slavic
Old Church Slavonic věra "faith," Russian véra 'id.,' Czech víra 'id.,' Polish wiara 'id.,' Slovene vę́ra 'id.'