BIP39 means Bitcoin Enhancement Proposal 39. The words are chosen from a specific list of 2048 common English words that may be utilized to the crank out a binary seed (your private important). Standard recovery phrases use a particular list of 2048 words next the BIP39 standard (Bitcoin Advancement Proposal https://doctorbookmark.com/story19079427/bip39-phrase-generator-can-be-fun-for-anyone