Bip39 Words. You'll then do a primary recovery using a command like the just one beneath. (This command works by using a sample wallet file bunlded with BTCRecover) BIP39 is usually a design and style implementation that lays out how copyright wallets create the list of words (or "mnemonic codes") https://thefairlist.com/story9109488/bip-39-https-linktr-ee-bip39-a-review-of-bip39-words