Bip39 Dictionary. Even though you'll find BIP39 wordlists in languages aside from English, it's strongly not proposed to use non-English words for wallet backups. It would make restoring the wallet tough or unattainable. Yes, BIP39 passphrases are case-delicate. Be sure to enter your passphrase just as you established it up, https://bookmarkplaces.com/story19480511/bip39-mnemonic-https-linktr-ee-bip39-bip39-wallets-things-to-know-before-you-buy