Bip39 Last Word Checksum Some words are shorter than 4 letters, like the word “act”. Other words are for a longer period than 4 letters, which include “abstract”. Generally download / buy wallets from Formal Site. Verify checksum and wallet signature in advance of using it. For that reason, you https://tornadosocial.com/story4023023/bip39-code-the-2-minute-rule-for-bip39