Portuguese ovelha

← Catalan ovella (cognate)

← Spanish oveja (cognate)

← French ouaille (cognate)

← Galician ovella (cognate)

← Proto-Indo-European *h₂ówis (inherited)

← Proto-Indo-European *h₃éwis (mention)

← Proto-Italic *owis (inherited)

← Latin ovicula (inherited)

← Latin ovis (mention)

← Mirandese oubeilha (cognate)

← Occitan oelha (cognate)

← Old Portuguese ovella (inherited)

→ Catalan ovella (cognate)

→ Spanish oveja (cognate)

→ Galician ovella (cognate)

→ Portuguese ovelheiro (affix)