BIP39 means Bitcoin Enhancement Proposal 39. The words are chosen from a certain list of 2048 widespread English words which may be used to the generate a binary seed (your non-public important). BIP39 and forty four, Then again, certainly are a More moderen sort of standardization of a selected list https://ledbookmark.com/story5144565/the-ultimate-guide-to-bip39-seed-phrase-github