mania
//ˈmeɪ.ni.ə//
Noun
maniaSingular
maniasPlural
1
A mental illness characterized by periods of great excitement, euphoria, delusions, and overactivity.
The patient was diagnosed with mania after experiencing episodes of extreme euphoria and hyperactivity.
2
An excessive enthusiasm or desire; an obsession.
She has a mania for collecting vintage records.