maniac

simple noun6 collocationsAvg. frequency: 4.8

refers to someone with an obsessive and uncontrollable interest in sex

a maniac with a tendency to commit murder

a maniac who is dangerously likely to kill themselves

refers to someone with an extreme and obsessive religious zeal

a maniac focused on killing a large group of people, especially those of a particular nation or ethnic group

describes behaving in a wild, reckless, or uncontrolled way