Bip39 Docs A BIP39 mnemonic sentence is a list of words (mostly twelve or 24) that we can communicate with much more effectively than other people that aren't words (bits and quantities along with the like). BIP39's purpose in introducing the usage of mnemonic words is to decrease the errors https://thebookmarklist.com/story18496901/seed-phrase-generator-with-balance-free-download-github-everything-about-bip39-phrase