Basque ibai

← Basque ibar (mention)

← Basque ibi (mention)

← Proto-Basque - (cognate)

← Proto-Basque *hur (compound)

← Proto-Basque *bani (compound)

→ Catalan vega (mention)

→ Spanish vega (mention)

→ Basque ibaiadar (compound)

→ Basque ibairatu (affix)

→ Basque ibaibarren (compound)

→ Basque ibaiburu (compound)

→ Basque ibaiertz (compound)

→ Latin Hiberus (mention)

→ Sardinian bega (cognate)