BIP39 means Bitcoin Advancement Proposal 39. The words are selected from a selected list of 2048 frequent English words that may be accustomed to the deliver a binary seed (your private critical). Standard recovery phrases use a particular list of 2048 words pursuing the BIP39 standard (Bitcoin Improvement Proposal 39). https://open.substack.com/pub/jaidenqrel955/p/unlocking-the-power-of-bip39-how?r=54uq0h&utm_campaign=post&utm_medium=web&showWelcomeOnShare=true