grillo

Etymology
Probably from.

Noun

 * 1) wedge used for splitting stone
 * 2) shackle
 * 1) shackle

Etymology
From, from.

Noun

 * 1)  insect
 * 2) whim, fancy
 * 3) shackle U-shaped piece of metal secured with a pin or bolt across the opening
 * 1) shackle U-shaped piece of metal secured with a pin or bolt across the opening

Etymology 1
, from.

Noun

 * 1) cricket (insect)