Causing a high degree of pain or humiliation.
Of behaviour which gives pleasure in the pain or humiliation of others.
Delighting in or feeling pleasure from the pain or humiliation of others.
Pertaining to suicide.
Likely to commit, or to attempt to commit, suicide.
Extremely reckless.
Highly likely to certain to result in the deaths of the participants; dangerous or reckless to such a degree as to be tantamount to suicide for those taking part.
Someone suicidal; someone likely to kill themselves.