tragic >> ˈtradʒɪk
Definition: [adjective] causing or characterized by extreme distress or sorrow.
Example: the shooting was a tragic accident
Definition: [adjective] relating to tragedy in a literary work.
Example: the same rules apply whether the plot is tragic or comic
Definition: [noun] a boring or socially inept person, typically having an obsessive and solitary interest.
Example: at school she's not a complete tragic, but she's not exactly popular either