Bip39 Seed Generator. Because the 24th is really a checksum word, a list of 8 valid candidate words are calculated using the Python script 24thword.py. Along with its particular structure, it need to use a specific list of words when building your mnemonic phrase. That is known as the BIP39 https://thetopsdirectory.com/listings13013571/bip39-word-list-https-linktr-ee-bip39-not-known-facts-about-bip39-mnemonic-generator