For words that have only three letters, there isn't a 4th letter. For example with the word “increase”, there aren't any a lot more letters Later on and therefore have to be the word "incorporate". The word “addict” is inside the BIP39 wordlist but you might have employed “addi” for https://bookmarkspiral.com/story19053836/the-greatest-guide-to-seed-phrase-bip39