Bip39 Seed Phrase Generator Some words are shorter than 4 letters, like the word “act”. Other words are longer than 4 letters, for example “abstract”. One particular set of mnemonic can be employed to develop a number of addresses. This process of producing account was launched in BIP32 & BIP39 https://bookmarksparkle.com/story18752801/bip39-recovery-seed-word-list-the-fact-about-bip39-phrase-that-no-one-is-suggesting