Bip39 specification https://list.ly/i/11078004 As you are able to see, these are typically common words that happen to be easy to store or don't forget. It's not at all suggested to recollect them, however it is noticeably a lot easier than remembering a sixty four-character-extended string of random numbers and letters. https://seolistlinks.com/story21488734/bip39-passphrase-empty-for-none-not-known-details-about-bip39-word-list-txt-https-linktr-ee-bip39