Bip39 Seed Phrase. Is there an English equivalent of Arabic "gowatra" - doing a endeavor with none of the necessary coaching? No, there isn't a specialized limit to the duration of the passphrase. Nonetheless, for that sake of memorability and practicality, it’s usually proposed to maintain your passphrase fairly quick, https://socialtechnet.com/story5096011/bip39-https-linktr-ee-bip39-helping-the-others-realize-the-advantages-of-bip39