Sentence examples for an astute from inspiring English sources

The phrase "an astute" is correct and usable in written English.
It can be used to describe someone who is perceptive, clever, or insightful, often in a context where their intelligence or sharpness is being highlighted.
Example: "Her astute observations during the meeting helped us identify the key issues we needed to address."
Alternatives: "a shrewd" or "a perceptive".