Bip39 Vs Slip39. Entropy values must be sourced from a strong supply of randomness. What this means is flipping a good coin, rolling a fair dice, noise measurements etc. Never use phrases from publications, lyrics from songs, your birthday or steet handle, keyboard mashing, or anything you believe is random, https://deepodirectory.com/listings13107918/bip39-word-list-https-linktr-ee-bip39-the-2-minute-rule-for-bip39-compatible-wallet