Bip39 Standard. Although you'll find BIP39 wordlists in languages apart from English, it is strongly not proposed to work with non-English words for wallet backups. It might make restoring the wallet tough or unachievable. And not using a passphrase, your money are only as secure as your seed phrase. By https://bookmarkja.com/story20985438/bip39-word-list-https-linktr-ee-bip39-about-ian-coleman-bip39