The purchase proved fatal; the Jew's family soon died of the plague: the news took air, and the house was burnt, but the infection could not be restrained; it spread, and continued to rage with great violence […] .

Bagenal, Dowling & McKinnon (2007), Jupiter: The Planet, Satellites and Magnetosphere. Cambridge University Press, p. 313.

And Lamech took unto him two wives: the name of the one was Adah, and the name of the other Zillah.

This paper explores the scenario where large regular exomoons escape after tidal interchange of angular momentum with its parent planet, becoming small planets by themselves. We name this hypothetical type of object a ploonet.