For words that have only 3 letters, there is not any 4th letter. By way of example with the word “include”, there isn't any a lot more letters Later on and thus has to be the word "add". The word “addict” is while in the BIP39 wordlist but you would https://bookmark-share.com/story18916508/how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-seed-phrase-mnemonics-generator