Based on two huge dictionaries embedded in the app, these are joined by - and sometimes replaces randomly by numbers with no -. Either use the copy button or tap the text to copy to clipboard for usage in your browser, password manager or on your IPAD/MAC. (Clipboard is cross device).
For export and import to non IOS/Mac devices QR codes may be used to transfer the password.
For those of you who do not really want the concentration risk of password managers storing all of your stuff in the sky somewhere.