Define occasional: of or relating to a particular occasion; created for a particular occasion â occasional in a sentence of or relating to a particular occasion; created for a particular occasion; acting as the occasion or contributing cause of somethingâ¦
The list of types of Mental illness mentioned in various sources includes: 1  Depressive disorders. 2  Depression. 3  Dysthymic disorder. 4  Bipolar disorder. 5  Cyclothymic disorder. 6  Anxiety disorders. 7  Panic disorder. 8  Social phobia. 9  Specific phobias.
Otherkin, Multiple Systems, and Mental Illness. In our journey to catalogue and observe the various flora and fauna of Tumblr here at TiA, one often comes across characters whose behavior and ideas seem to indicate a level of mental instability, if not outright mental illness.