cachinnating

Apparently, you're likely to find yourself cachinnating look it up!

This week's new theatre 2011

It is "solitary, cruel, and untamable, digs its food out of graves," cachinnating the while like a thousand or fifteen hundred of brick.

Punchinello, Volume 1, No. 04, April 23, 1870 Various

Nelson waited upon them at table, radiant, his smile like the keyboard of an ebony piano, and his disappearances into the kitchen were accomplished by means of a surreptitious double-shuffle, and followed by the cachinnating echoes of the vain Mamie's reception of the visitor's sallies, which Nelson hastily retailed in passing.

The Two Vanrevels Booth Tarkington 1907

Then the brown man stamped his foot, and the striking of his foot upon the moss made a new noise such as Jurgen had never heard: for the noise seemed to come multitudinously from every side, at first as though each leaf in the forest were tinily cachinnating; and then this noise was swelled by the mirth of larger creatures, and echoes played with this noise, until there was a reverberation everywhere like that of thunder.

Jurgen A Comedy of Justice James Branch Cabell 1918