mania-, -mania, -maniac, -maniacal, -manic, -manically, -maniacally

(Greek: a specific mental disorder or obsessive preoccupation with something; madness, frenzy; obsession, or abnormal desire for or with something or someone; also, an excessive enthusiasm or fondness for something that is not safe or advantageous)

hypermania
1. A severe mania in which there is a partial or complete disorientation, and often accompanied by violent behavior.
2. Intense mania with overwhelming tensions and marked disorientation.
hyperpolysyllabicomania
An excessive fondness for, or desire to use, big words: “He presented me with this hyperpolysyllabicomaniac statement: It is impossible to indoctrinate a superannuated canine in the intricacies of innovative feats of legerdemain.”
hypnomania
A mania or excessive desire for sleeping.
hypomania
hypomania, hypomaniac
A minor form of mania characterized by elation and a feeling of well-being together with quickness of thought. An abnormality of mood resembling mania (persistent elevated or expansive mood, hyperactivity, inflated self-esteem, etc.) but of lesser intensity.
hysteromania
An old name for nymphomania.
ichthyomania
An excessive fascination with fish.
icomaniac (s) (noun), icomaniacs (pl)
Someone who is extremely and excessively interested in images.
iconomania
1. An excessive devotion to or a morbid impulse for collecting images (icons or portraits).
2. An infatuation with icons, whether as objects of devotion, works of art, bric-a-brac, or curios.
idolomania
1. Zealous idolatry.
2. An abnormal interest in idols.
islomania
A passion, excessive interest in, or craze for islands.
Italomania
An excessive interest in things related to Italy or Italians.
kainomania
1. A morbid interest in novelty or new trends.
2. A strong tendency to possess new things.
kathisomania
An uncontrollable compulsion to sit down.
kenomania, cenomania (s) (noun); kenomanias, cenomanias (pl)
A strong desire to be in open, barren, and empty places away from other people.

Quiz You can find self-scoring quizzes over many of the words in this subject area by going to this Compulsive Behavior page.

Cross references of word families that are related directly, or indirectly, to: "anger, angry; rage, wrath, fury; rave": fur-, furi-; ira-; lysso-; rab-, rav-.