sharpness - noun

a quick and penetrating intelligence

the attribute of urgency in tone of voice

a strong odor or taste property

the quality of being keenly and painfully felt

thinness of edge or fineness of point

the quality of being sharp and clear

harshness of manner

sharpness - thesaurus

acuity   acuteness   asperity   bite   distinctness   edge   keenness   pungency   raciness