smart cookie

A clever and intelligent person. Don't underestimate Cindy's intelligence—she's one smart cookie!

n. a clever person. She’s really a smart cookie if you give her a chance.

Name	Pronounced	Usage
Fishke	-	Yiddish
Fedelmid	-	Ancient Irish, Irish Mythology
Desiderata	-	Late Roman
Haruna	hah-ṙoo-nah	Japanese
Layton	['leitn]
Nena	-	English