Bip39 Seed Phrase. A BIP39 mnemonic sentence is usually a set of words (most often 12 or 24) that we can communicate with more properly than other people that aren't words (bits and numbers and the like). BIP39's reason in introducing using mnemonic words is usually to lessen the glitches https://directoryserp.com/listings13033136/bip39-generator-https-linktr-ee-bip39-a-secret-weapon-for-bip39-mnemonic-generator