For words that have only 3 letters, there isn't a 4th letter. For example with the word “add”, there aren't any more letters afterwards and thus must be the word "incorporate". The word “addict” is within the BIP39 wordlist however, you might have utilized “addi” for “addict”. - Lưu trữ https://bookmarkmiracle.com/story20485991/a-review-of-bip39-passphrase