drakestone
n. 'த்தெறி' கல்.
Drake"stone, n. Defn: A flat stone so thrown along the surface of water as to skip from point to point before it sinks; also, the sport of so throwing stones; -- sometimes called ducks and drakes. Internal earthquakes, that, not content with one throe, run along spasmodically, like boys playing at what is called drakestone. De Quincey.