Bip39 Split Mnemonic Wallet application that carry out BIP39 only use 2048 iterations as a norm. Growing this parameter will improve security against brute force attack, but you will need to retail store this new parameter. These words are taken from a certain list of 2048 words. The word list https://99webdirectory.com/listings13090428/bip39-wordlist-download-indicators-on-bip39-you-should-know