Harsh or dissonant.
Extremely good at something (usually a video game).
Crazy; crackpot.
Broken into coarse pieces.
Broken so that cracks appear on, or under, the surface.
Deliberate, wilful.
The ability to know something without being taught.
Suggestive of private knowledge or understanding.
Possessing knowledge or understanding; knowledgeable, intelligent.
Shrewd or showing clever awareness; discerning.
Demonstrating knowledge of what is in fashion; stylish, chic.
The act or condition of having knowledge.
Given my knowledge about someone or something.