鋭い
Reading
                Kana: 
                するどい
            
                    
                Romaji: 
                surudoi
            
            Definitions
                    1
                
                sharp (blade); pointed
                    2
                
                sharp (pain); stabbing; cutting (remark); stinging; pointed (question or look); screeching (noise)
                    3
                
                perceptive; keen; quick (mind); astute; shrewd; discerning
                    4
                
                nimble; agile; quick
Kanji
Readings: エイ、 するど.い
                        Meanings: pointed, sharpness, edge, weapon, sharp, violent