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This Latin entry contains reconstructed words and roots. As such, the term(s) in this entry are not directly attested, but are hypothesized to have existed based on comparative evidence.



From earlier ego, from Proto-Italic *egō, from Proto-Indo-European *éǵh₂.




  1. (Vulgar Latin) I; first person singular personal pronoun, nominative case


  • Italo-Dalmatian:
  • Mozarabic: ءَاو(eu)
  • Navarro-Aragonese: yo
    • Aragonese: yo
  • Old French: je, jo, jeo, jou, ge
  • Old Leonese: you, yo
    • Asturian: yo
    • Extremaduran: yo
    • Leonese: you
    • Mirandese: you
  • Old Portuguese: eu
    • Eonavian: eu
    • Fala: ei
    • Galician: eu
    • Portuguese: eu
      • Barranquian: ê
      • Kristang: yo
  • Old Occitan: eu, ieu
    • Catalan: jo
    • Occitan:
      • Gascon: jo
      • Lengadocian: ieu
  • Old Spanish: yo
  • Proto-Romanian:
    • Aromanian: io, eu, iou
    • Istro-Romanian: io
    • Megleno-Romanian: i̯o
    • Romanian: eu
  • Rhaeto-Romance:
  • Sardinian: eo
  • Interlingua: io
  • Interlingue: yo


  • Lloyd, Paul M. (1987) From Latin to Spanish: Historical phonology and morphology of the Spanish language, American Philosophical Society, page 278