For words that have only three letters, there isn't a 4th letter. One example is with the word “increase”, there won't be any far more letters Later on and so need to be the word "increase". The word “addict” is from the BIP39 wordlist however, you might have utilized “addi” https://bookmarkerz.com/story18889998/examine-this-report-on-bip39-passphrase