They're pre-generated[1] looks like. There's some checking to avoid trying to add existing words also. 1: https://github.com/turtlesoupy/this-word-does-not-exi

They're pre-generated[1] looks like. There's some checking to avoid trying to add existing words also. 1: https://github.com/turtlesoupy/this-word-does-not-exist/tree/master/website/data https://github.com/turtlesoupy/this-word-does-not-exist/tree...