Bip39 Passphrase. Bear in mind, there isn't a this kind of point as a “Completely wrong” passphrase. Every single distinct passphrase you enter is a completely new wallet. Watch out when recovering your seed that has a passphrase. No, there is no technical limit into the duration of your passphrase. https://geilebookmarks.com/story19425885/bip39-words-https-linktr-ee-bip39-bip39-words-fundamentals-explained