Bip39 history https://www.plurk.com/p/3hf2syltjx BIP85: A more recent proposal allowing for the deterministic derivation of a number of BIP39 mnemonic seeds from a grasp seed. For words that only have three letters, there isn't any 4th letter. Such as with the word “incorporate”, there are no a lot more letters Later https://bookmarkuse.com/story20331381/bip39-12-vs-24-bip39-compatible-wallet-options-https-linktr-ee-bip39