Meaning of the word keenness in English

What does keenness mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

keenness

US /ˈkiːn.nəs/
UK /ˈkiːn.nəs/

Noun

1.

the quality of being eager or enthusiastic; eagerness

Example:
Her keenness to learn new things was admirable.
He showed great keenness for the project.
2.

the quality of being sharp or penetrating, especially in intellect or perception

Example:
The lawyer's keenness of mind helped him win the difficult case.
The hawk's keenness of sight allowed it to spot its prey from miles away.