Bip39 Ian Coleman. Whilst you will find BIP39 wordlists in languages other than English, it can be strongly not advisable to implement non-English words for wallet backups. It might make restoring the wallet difficult or impossible. This functions due to the fact BIP39 is supported by lots of wallet producers. https://lingeriebookmark.com/story9514057/bip39-words-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled