Where does “descojonarse” come from?

descojonarse (Spanish) comes from Spanish Des-, from Old Spanish des-, from Latin dis-, from Latin calceus, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

descojonarse (Spanish): to crack up, to burst out laughing, to piss oneself laughing

Definitions

to crack up, to burst out laughing, to piss oneself laughing

Ancestry of “descojonarse”, step by step

Step	Language	Word	Meaning
1	Spanish	Des-	dis
2	Old Spanish	des-	—
3	Latin	dis-	asunder, apart, in two; reversal, removal;...
4	Latin	calceus	shoe
5	Latin	calx	limestone; chalk; the finish line
6	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Every word from Ancient Greek χάλιξ →Every word from Latin dis- →Every word from Latin calx →