1) Demon in Hinduism 
A vetala (Sanskrit vetāla or वेताळ) is a ghost-like being from Hindu mythology. The vetala are defined as spirits inhabiting corpses and charnel grounds. These corpses may be used as vehicles for movement (as they no longer decay while so inhabited); but a vetala may also leave the body at will. Gray (undated: c2009) provides a survey o...
Corpse revived by a bad spirit, zombie.