For words that only have three letters, there isn't any 4th letter. For instance with the word “increase”, there isn't any a lot more letters afterwards and so have to be the word "add". The word “addict” is while in the BIP39 wordlist however, you would have applied “addi” for http://hectorswwo172.bearsfanteamshop.com/understanding-your-copyright-security-the-crucial-guide-to-bip39-passphrases-and-mnemonics