Niggaholic
One who cannot stop saying the word "Nigga" descriptively in normal conversation. This does not apply to one who uses the derogatory word "Nigger" in general conversation. That person is a "Racist" not a "Niggaholic". Origin: Comedian,Paul Mooney on "Keith Olberman's Countdown" referred to himself as a recovering Niggaholic, meaning in the past he used the word frequently but, currently doesn't use it anymore.
Example common sentence used by a "Niggaholic": (What up Nigga, did you see that Nigga last night, at the Nigga spot, Niggas were actin' up on some ghetto Nigga shit!).
niggahole
1. A racial slur for an asshole nigga or nigger. Made from nigga + asshole.
Max: Hey what's up, you black person?
Tim: you are an asshole! Fuck you!
Max: How dare you keep calling me those stupid names? You are a niggahole!
Tim: you are an asshole! Fuck you!
Max: How dare you keep calling me those stupid names? You are a niggahole!