1. (

• acuteness ,
• acuity ,
• sharpness ,
• keenness

) a quick and penetrating intelligence; "he argued with great acuteness"; "I admired the keenness of his mind" ;

2. (

• eagerness ,
• avidity ,
• avidness ,
• keenness

) a positive feeling of wanting to push ahead with something ;

3. (

• sharpness ,
• keenness

) thinness of edge or fineness of point ;