For the purpose of identifying [possible] bot-generated usernames.
Suppose you have a username like \"bilbomoothof\" .. it may be nonsense, but it still contains pro
I guess you could think of something like that if you could restrict yourself to pronounceable sounds in english. For me (I am French), words like szczepan or wawrzyniec are unpronounceable and certainly have a certain randomness.
But they are actually Polish first names (meaning steven and lawrence)...