sharpness in WordNet English dictionary

1. a quick and penetrating intelligence
   "he argued with great acuteness"; "I admired the keenness of his mind"
   acuteness  acuity  sharpness  keenness 
   
2. harshness of manner
   asperity  sharpness 
   
3. a strong odor or taste property
   "the pungency of mustard"; "the sulfurous bite of garlic"; "the sharpness of strange spices"; "the raciness of the wine"
   pungency  bite  sharpness  raciness 
   
4. the quality of being sharp and clear
   distinctness  sharpness 
   
5. the attribute of urgency in tone of voice
   "his voice had an edge to it"
   edge  sharpness 
   
6. thinness of edge or fineness of point
   sharpness  keenness 
   
7. the quality of being keenly and painfully felt
   "the sharpness of her loss"
   sharpness