Here are some examples:
* Kleptomania: An uncontrollable urge to steal.
* Pyromania: An uncontrollable urge to set fires.
* Bibliomania: An excessive love of books.
* Trichotillomania: An irresistible urge to pull out one's hair.
However, it's important to note that the term "mania" can also have a broader meaning, referring to any intense enthusiasm or excitement, not just excessive preoccupation.