BIP39 means Bitcoin Advancement Proposal 39. The words are picked from a certain list of 2048 widespread English words which can be used to the make a binary seed (your personal crucial). BIP39 and forty four, Then again, really are a More moderen type of standardization of a selected list https://bookmark-group.com/story5083180/new-step-by-step-map-for-bip39-english-words