BIP39 means Bitcoin Improvement Proposal 39. The words are picked from a selected list of 2048 popular English words that may be utilized to the create a binary seed (your personal important). Finding one missing word isn’t way too tricky. But with numerous words missing, it gets a giant task. https://captainbookmark.com/story18978219/little-known-facts-about-bip39-seed-phrase-list