Bip39 Vs Slip39. Even though there are actually BIP39 wordlists in languages besides English, it can be strongly not proposed to work with non-English words for wallet backups. It would make restoring the wallet hard or difficult. With no passphrase, your cash are only as protected as your seed phrase. https://socialmediainuk.com/story21895759/bip39-wallet-https-linktr-ee-bip39-not-known-factual-statements-about-bip39-list