For words that have only three letters, there isn't a 4th letter. For example with the word “add”, there isn't any extra letters afterwards and thus must be the word "incorporate". The word “addict” is within the BIP39 wordlist however , you would have used “addi” for “addict”. gravity trophy https://seolistlinks.com/story20207033/fascination-about-bip39-english-words