noun, feminine/oˈseɾa/plural: oseras
bear cave
Etymology tree Proto-Indo-European *h₂ŕ̥tḱos Proto-Italic *orsos Latin ursus Old Spanish osso Spanish oso Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -ārius Latin -āria Spanish -era Spanish osera From oso + -era.