The alphabet is shared with other Iberian languages, with a couple of unique runes. It is most likely written phonetically but the underlying language is very d

The alphabet is shared with other Iberian languages, with a couple of unique runes. It is most likely written phonetically but the underlying language is very different. Nowadays Basque is similarly written phonetically in latin alphabet, and in terms of phonemes, it has almost the same sounds and vowels as Spanish.