keenness has definitions from the field of psychology
1
[ noun ] (psychology) a quick and penetrating intelligence

Examples

"he argued with great acuteness" "I admired the keenness of his mind"

Related terms

intelligence steel_trap

2
[ noun ] a positive feeling of wanting to push ahead with something

Related terms

enthusiasm ardor

3
[ noun ] thinness of edge or fineness of point

Synonyms

sharpness

Related terms

dullness shape acuteness sharp

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