WHAT DOES BIP39 MEAN?

For illustration, take the term “incident” as an example. Its initial 4 letters are “acci”. For those who look at the BIP39 term list, you will note that no other word commences with “acci”.BIP39 specifies a list of 2048 words and phrases from which the mnemonic phrase is preferred. Each individual term signifies a number in the binary