* For a sharp object: aigu (pronounced "ay-goo")
* For a sharp sound: aigu (pronounced "ay-goo")
* For a sharp mind: vif (pronounced "veef")
* For a sharp turn: brusque (pronounced "broosk") or virage serré (pronounced "vee-raj seh-ray")
So, the translation of "sharp" will change depending on what you're talking about.