Bip39 Entropy Entropy values have to be sourced from a robust supply of randomness. This suggests flipping a good coin, rolling a good dice, sounds measurements etc. Don't use phrases from books, lyrics from tunes, your birthday or steet deal with, keyboard mashing, or everything you're thinking that is random, https://caidenamwir.bligblogging.com/31974878/bip39-word-list-txt-an-unbiased-view-of-bip39-word-list