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 very interested and eager, or wanting something very much:

Example:
John approved of my keenness to work.
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