Proto-Indo-European *ǵʰḗr

→ Catalan eriçó (derived)

→ Spanish erizo (derived)

→ French hérisson (derived)

→ Ancient Greek χοῖρος (mention)

→ Ancient Greek χήρ (derived)

→ Italian riccio (derived)

→ Latin er (inherited)

→ Latin ericius (derived)

→ Portuguese ouriço (derived)

→ Romanian arici (derived)

→ Albanian derr (derived)