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vos (Personal Pronoun) "you"

12th cent. Originally meaning (pl.) "you." The creation of vosotros (12th cent.) as an emphatic form of vos gradually led to vos being restricted to the singular sense, beginning in the 15th cent. From Latin vos 'id.' From Proto-Italic *wōs 'id.' From Proto-Indo-European *u̯ōs "to you," accusative of *i̯uH.

Romance: Western Vulgar Latin: Portuguese vós, Galician vós, Catalan vós, French vous, Italian voi ; Eastern Vulgar Latin: Aromanian voi, Romanian voi
vosotros (Personal Pronoun) (pl.) "you"

12th cent. Originally an emphatic form of vos. From vos and otro.

Romance: Western Vulgar Latin: Galician vosoutros, Catalan vosaltres, French vous autres, Italian voialtri
voz f. (Noun) "voice"

12th cent. From Latin vocem, accusative of vox 'id.' From Proto-Italic *wōkws 'id.' From Proto-Indo-European *u̯ōkw-s

Romance: Western Vulgar Latin: Asturian voz, Portuguese voz, Galician voz, Catalan veu, French voix, Italian voce ; Eastern Vulgar Latin: Aromanian boatsi, Romanian voce ; Sardinian: boghe

Italic: Umbrian suboco "invocation" (lit. 'low-voice')

Indo-European: Ancient Greek ὀπ- (óp-) "voice;" Indo-Iranian: Sanskrit vā́k "voice," Old Avestan vāxš 'id.;' Tocharian: A wak "voice," wek 'id.'
vuelo m. (Noun) "flight"

14th cent. From volar.
vuestro (Possessive Pronoun) "your"

12th cent. From Latin vostrum, accusative of voster 'id.' From Proto-Italic *wos-tero- 'id.' From Proto-Indo-European *u̯s-tero- 'id.'

Romance: Western Vulgar Latin: Asturian vuestru, Portuguese vosso, Galician voso, Catalan vostre, French votre, Italian vostro ; Eastern Vulgra Latin Aromanian vostru, Romanian vostru ; Sardinian: bostru