Valid Bip39 Seed Phrase A BIP39 mnemonic sentence is actually a set of words (most commonly twelve or 24) that we will interact with a lot more productively than other characters that aren't words (bits and quantities along with the like). BIP39's objective in introducing the usage of mnemonic words https://highkeysocial.com/story4053724/idioms-with-p-an-unbiased-view-of-seed-phrase-generator