Bip39 Dictionary. The wallet handles the weighty lifting of converting the mnemonic words by way of a technique of complex hashing, salting, and checksum operations into a binary "seed," which happens to be then used to deliver the all-crucial personal and public encryption keys. BIP32 and BIP44 are associated standards https://oncedirectory.com/listings13047311/bip39-https-linktr-ee-bip39-details-fiction-and-bip39-word-list-pdf