For words that have only three letters, there is no 4th letter. As an example with the word “include”, there aren't any additional letters Later on and therefore have to be the word "include". The word “addict” is in the BIP39 wordlist however , you might have utilized “addi” for https://socialclubfm.com/story9358099/little-known-facts-about-bip39-seed-phrase-list