For words that only have 3 letters, there isn't any 4th letter. By way of example with the word “increase”, there aren't any much more letters afterwards and therefore need to be the word "incorporate". The word “addict” is while in the BIP39 wordlist but you would've employed “addi” for https://mediajx.com/story21832379/5-simple-techniques-for-bip39-word-list-pdf