Origin: Greek suffix -ism
Tarantism has 2 different meanings across 1 category:
a nervous disorder characterized by an uncontrollable impulse to dance; popularly attributed to bite of the southern European tarantula or wolf spider
An extreme urge to dance, popularly thought to have been caused by the bite of a tarantula (Lycosa tarantula) and prevalent in southern Italy in the 15th through 17th centuries.