Bip39 Compatible Wallet. Although there are actually BIP39 wordlists in languages in addition to English, it is strongly not suggested to employ non-English words for wallet backups. It might make restoring the wallet tricky or not possible. No, there isn't a technological Restrict to the length of your respective passphrase. https://companyspage.com/story4550528/bip39-passphrase-https-linktr-ee-bip39-top-guidelines-of-bip39-passphrase